ENVOWater Treatment Chemicals
Conceptual wastewater-treatment facility with circular clarifiers and rectangular aeration zones
Manufacturing & Process Effluents

Coking Wastewater & Segregated Phenol/Cyanide Streams

Demulsification & oil–water separation; Coagulation, flocculation & clarification; Biological nutrients & process recovery

Water-treatment industry reference Process selection depends on water quality and project conditions.
Your process challenges

Chemistry matched to real operating conditions.

Account for changing process streams, contaminant forms and downstream treatment before choosing the chemical route.

Treatment approach

Coking Wastewater & Segregated Phenol/Cyanide Streams: understand the treatment stages first.

Pretreat coking streams separately according to phenols, cyanide, oil and ammonia, then coordinate biological and advanced treatment. A general wastewater-plant photograph does not establish a dedicated phenol / cyanide line.

Coking Wastewater & Segregated Phenol/Cyanide Streams: route schematic covering Identify phenols, cyanide, oil and ammonia; Physicochemical pretreatment; Biological-process support; Advanced treatment and reuse.

Swipe horizontally to view the full diagram.

  • Identify phenols, cyanide, oil and ammoniaStart with segregated pretreatment
  • Physicochemical pretreatmentSeparate oil and suspended solids
  • Biological-process supportInhibition, alkalinity and nutrients
  • Advanced treatment and reuseAssess against target water quality

Check together during selection

Cyanide- and sulfide-bearing streams require their own engineered assessment. Do not directly apply the acid-adjustment or oxidation programs used for combined wastewater. Investigate biological inhibition and nutrient issues separately.

Compare candidate products below by treatment objective. Evaluate different routes separately; the list does not imply simultaneous dosing.

Find products by treatment objective
Operating conditions and product routes

Coking Wastewater & Segregated Phenol/Cyanide Streams: match requirements to each treatment stage.

Compare treatment objectives, chemical functions and verification criteria stage by stage. Products in the table may be alternatives or serve different stages; they are not necessarily dosed together.

Define influent and objectives first

Share coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes. This helps organize treatment products by segregated streams and contamination characteristics and narrow the product and specification range.

Then confirm assessment limits

Subject cyanide- and sulfide-bearing streams to the relevant engineering assessment first. Do not directly transfer acid-adjustment or oxidation procedures from combined wastewater. Investigate biological inhibition and nutrient issues separately.

Compare all treatment routesProduct roles, conditions and verification
Coking Wastewater & Segregated Phenol/Cyanide Streams: treatment objectives and product routes
Treatment objective / stageProduct routes to compareFunction / applicable conditionsChecks before selection
Demulsification & oil–water separationDemulsification & oil removalFilter by this objective

Identify free versus emulsified oil, surfactants and separation equipment. Compare demulsification and subsequent coagulation/separation using representative wastewater.

View each product's function and conditions
Industrial Wastewater Demulsifier
Function:Adjusts interfacial and separation properties in emulsified-oil or paint systems. It is distinct from a general inorganic coagulant.
Conditions:Define the oil phase, emulsifier or coating system, then verify demulsification/detackification and separation with representative water samples.
Oil-Removal Coagulant
Function:Adjusts interfacial and separation properties in emulsified-oil or paint systems. It is distinct from a general inorganic coagulant.
Conditions:Define the oil phase, emulsifier or coating system, then verify demulsification/detackification and separation with representative water samples.
Polyamine Coagulant
Function:Supports coagulation, flocculation and solid–liquid separation after demulsification or paint detackification.
Conditions:Run combined trials with the actual emulsified-oil/coating system, pH and flotation/settling equipment.
Poly(diallyldimethylammonium Chloride)
Function:Supports coagulation, flocculation and solid–liquid separation after demulsification or paint detackification.
Conditions:Run combined trials with the actual emulsified-oil/coating system, pH and flotation/settling equipment.
Polyaluminium Chloride
Function:Supports coagulation, flocculation and solid–liquid separation after demulsification or paint detackification.
Conditions:Run combined trials with the actual emulsified-oil/coating system, pH and flotation/settling equipment.
Polyacrylamide
Function:Supports coagulation, flocculation and solid–liquid separation after demulsification or paint detackification.
Conditions:Run combined trials with the actual emulsified-oil/coating system, pH and flotation/settling equipment.
View product-specific checks
Industrial Wastewater Demulsifier
Coking Wastewater & Segregated Phenol/Cyanide Streams: Oil phase composition; Source of emulsification; Temperature & pH; Trial results; Separation equipment; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Oil-Removal Coagulant
Coking Wastewater & Segregated Phenol/Cyanide Streams: Oil phase & emulsion state; pH conditions; Chemical composition; Downstream separation method; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Polyamine Coagulant
Coking Wastewater & Segregated Phenol/Cyanide Streams: Composition; Active content & method; Viscosity test conditions; pH; Application trials; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Poly(diallyldimethylammonium Chloride)
Coking Wastewater & Segregated Phenol/Cyanide Streams: Nominal concentration & test basis; Viscosity & test conditions; Residual monomer; pH; End-use documents; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Polyaluminium Chloride
Coking Wastewater & Segregated Phenol/Cyanide Streams: Al₂O₃ content; Basicity; Insoluble matter; pH test conditions; Impurity limits for the intended use; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Polyacrylamide
Coking Wastewater & Segregated Phenol/Cyanide Streams: Ionic type & charge characteristics; Viscosity and test concentration/temperature; Residual monomer & test report; Dissolution conditions; Trial evaluation criteria; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.

Compare results using representative water samples or site data, retaining the test methods and operating conditions.

Coagulation, flocculation & clarificationCoagulation & solid–liquid separationFilter by this objective

Review water source, turbidity or suspended solids, pH, alkalinity and the settling or flotation process. Potable-water applications require product-specific end-use documentation.

View each product's function and conditions
Polyaluminium Chloride
Function:Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions:Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Aluminium Sulfate
Function:Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions:Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Ferric Chloride
Function:Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions:Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Ferric Sulfate
Function:Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions:Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Polyferric Sulfate
Function:Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions:Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Polyamine Coagulant
Function:An organic coagulant option that destabilizes colloids before further flocculation and solid–liquid separation.
Conditions:Define the sample's charge demand, intended use and downstream process. A polymer name alone does not establish dosage or grade.
Poly(diallyldimethylammonium Chloride)
Function:An organic coagulant option that destabilizes colloids before further flocculation and solid–liquid separation.
Conditions:Define the sample's charge demand, intended use and downstream process. A polymer name alone does not establish dosage or grade.
Polyacrylamide
Function:Polymer bridging and charge effects help build separable flocs. Flocculation does not remove dissolved salts or all COD.
Conditions:Define particle and sludge properties, and match preparation, shear and settling/flotation/dewatering trials to the selected grade.
Polyacrylamide Emulsion
Function:Polymer bridging and charge effects help build separable flocs. Flocculation does not remove dissolved salts or all COD.
Conditions:Define particle and sludge properties, and match preparation, shear and settling/flotation/dewatering trials to the selected grade.
Aluminium Chlorohydrate
Function:Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions:Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Sodium Aluminate
Function:Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions:Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Ferrous Chloride
Function:Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions:Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Biobased Flocculant
Function:A supplementary coagulation route for specific raw material sources or water conditions.
Conditions:Have the material composition, end-use documents and comparison trials on the same water sample available.
View product-specific checks
Polyaluminium Chloride
Coking Wastewater & Segregated Phenol/Cyanide Streams: Al₂O₃ content; Basicity; Insoluble matter; pH test conditions; Impurity limits for the intended use; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Aluminium Sulfate
Coking Wastewater & Segregated Phenol/Cyanide Streams: Al₂O₃ content; Iron; Insoluble matter; pH conditions; Hydration state; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Ferric Chloride
Coking Wastewater & Segregated Phenol/Cyanide Streams: Effective iron content; Free acid; Impurities; Form & trial results; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Ferric Sulfate
Coking Wastewater & Segregated Phenol/Cyanide Streams: Iron content; Free acid; Insoluble matter; Impurity requirements for the intended use; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Polyferric Sulfate
Coking Wastewater & Segregated Phenol/Cyanide Streams: Total iron; Basicity; Insoluble matter; Form; Trial conditions; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Polyamine Coagulant
Coking Wastewater & Segregated Phenol/Cyanide Streams: Composition; Active content & method; Viscosity test conditions; pH; Application trials; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Poly(diallyldimethylammonium Chloride)
Coking Wastewater & Segregated Phenol/Cyanide Streams: Nominal concentration & test basis; Viscosity & test conditions; Residual monomer; pH; End-use documents; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Polyacrylamide
Coking Wastewater & Segregated Phenol/Cyanide Streams: Ionic type & charge characteristics; Viscosity and test concentration/temperature; Residual monomer & test report; Dissolution conditions; Trial evaluation criteria; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Polyacrylamide Emulsion
Coking Wastewater & Segregated Phenol/Cyanide Streams: Ionic type; Active polymer; Emulsion system; Preparation conditions; Residual monomer; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Aluminium Chlorohydrate
Coking Wastewater & Segregated Phenol/Cyanide Streams: Al₂O₃ basis; Basicity; Impurities; Specific end use; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Sodium Aluminate
Coking Wastewater & Segregated Phenol/Cyanide Streams: Active components; Alkalinity; Form; Process compatibility; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Ferrous Chloride
Coking Wastewater & Segregated Phenol/Cyanide Streams: Ferrous iron content; Free acid; Impurities; Downstream solid–liquid separation; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Biobased Flocculant
Coking Wastewater & Segregated Phenol/Cyanide Streams: Raw material & composition; Suitable pH; Degradability data; Residual impurities; Trial performance; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.

Compare results using representative water samples or site data, retaining the test methods and operating conditions.

Biological nutrients & process recoveryBiological treatment & nutrientsFilter by this objective

Identify limiting nutrients, toxic inputs and operating causes first. Add nutrient or recovery products only where the process assessment supports their use.

View each product's function and conditions
Biological-Treatment Nutrient Formulation
Function:Supplies nutrients where an actual nitrogen, phosphorus or micronutrient deficit exists in the influent; it is not a default addition for all wastewater.
Conditions:Have bioavailable carbon, nitrogen and phosphorus analysis and a nutrient-demand assessment available, avoiding added effluent nitrogen or phosphorus loads.
Bioaugmentation Formulations
Function:A supporting formulation route for specified biological treatment recovery or enhancement.
Conditions:Define microbial strains/composition, activity and limiting factors. This does not replace investigation of loading, dissolved oxygen, toxicity or nutrient causes.
Sodium Bicarbonate
Function:Adds alkalinity and buffering capacity to maintain biological reaction conditions where an alkalinity deficit has been confirmed.
Conditions:Confirm demand from alkalinity, nitrogen conversion or VFA trends. A single pH measurement does not replace system analysis.
Magnesium Hydroxide
Function:Adds alkalinity and buffering capacity to maintain biological reaction conditions where an alkalinity deficit has been confirmed.
Conditions:Confirm demand from alkalinity, nitrogen conversion or VFA trends. A single pH measurement does not replace system analysis.
View product-specific checks
Biological-Treatment Nutrient Formulation
Coking Wastewater & Segregated Phenol/Cyanide Streams: Influent nitrogen, phosphorus & carbon balance; Actual composition; Discharge targets; Trials & monitoring; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Bioaugmentation Formulations
Coking Wastewater & Segregated Phenol/Cyanide Streams: Specified microbial strains or composition; Actual limiting factors; Activity & validation method; Operating conditions; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Sodium Bicarbonate
Coking Wastewater & Segregated Phenol/Cyanide Streams: Actual composition & form; Content basis; Water quality; Equipment materials; End-use requirements; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Magnesium Hydroxide
Coking Wastewater & Segregated Phenol/Cyanide Streams: Active Mg(OH)₂ or MgO basis; Solids content; Particle size; Reactivity; Slurry stability; Impurities; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.

Compare results using representative water samples or site data, retaining the test methods and operating conditions.

Alkalinity support for biological treatmentBiological treatment & nutrientsFilter by this objective

Evaluate ammonia load, available alkalinity and the biological process together. Influent pH alone does not establish the alkalinity requirement.

View each product's function and conditions
Sodium Bicarbonate
Function:Provides alkalinity or neutralizing capacity. Its role differs from rapid pH adjustment and hardness precipitation.
Conditions:Select the acid or alkali from titration demand, buffering capacity, storage and transport, equipment materials and final use. Candidates are alternatives to compare, not instructions to mix them together.
Sodium Carbonate
Function:Provides alkalinity or neutralizing capacity. Its role differs from rapid pH adjustment and hardness precipitation.
Conditions:Select the acid or alkali from titration demand, buffering capacity, storage and transport, equipment materials and final use. Candidates are alternatives to compare, not instructions to mix them together.
Calcium Hydroxide
Function:Provides alkalinity or neutralizing capacity. Its role differs from rapid pH adjustment and hardness precipitation.
Conditions:Select the acid or alkali from titration demand, buffering capacity, storage and transport, equipment materials and final use. Candidates are alternatives to compare, not instructions to mix them together.
Sodium Hydroxide
Function:Provides alkalinity or neutralizing capacity. Its role differs from rapid pH adjustment and hardness precipitation.
Conditions:Select the acid or alkali from titration demand, buffering capacity, storage and transport, equipment materials and final use. Candidates are alternatives to compare, not instructions to mix them together.
Magnesium Hydroxide
Function:Provides alkalinity or neutralizing capacity. Its role differs from rapid pH adjustment and hardness precipitation.
Conditions:Select the acid or alkali from titration demand, buffering capacity, storage and transport, equipment materials and final use. Candidates are alternatives to compare, not instructions to mix them together.
View product-specific checks
Sodium Bicarbonate
Coking Wastewater & Segregated Phenol/Cyanide Streams: Actual composition & form; Content basis; Water quality; Equipment materials; End-use requirements; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Sodium Carbonate
Coking Wastewater & Segregated Phenol/Cyanide Streams: Na₂CO₃ content; Insoluble matter; Particle form & bulk density; Impurities; Actual water quality; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Calcium Hydroxide
Coking Wastewater & Segregated Phenol/Cyanide Streams: Actual composition & form; Content basis; Water quality; Equipment materials; End-use requirements; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Sodium Hydroxide
Coking Wastewater & Segregated Phenol/Cyanide Streams: Actual composition & form; Content basis; Water quality; Equipment materials; End-use requirements; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Magnesium Hydroxide
Coking Wastewater & Segregated Phenol/Cyanide Streams: Active Mg(OH)₂ or MgO basis; Solids content; Particle size; Reactivity; Slurry stability; Impurities; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.

Compare results using representative water samples or site data, retaining the test methods and operating conditions.

Activated-carbon adsorption for color, odor & tasteAdsorption & filtrationFilter by this objective

Select the carbon type using target contaminants, test method and contact conditions. Powdered carbon needs a suitable downstream solids-separation step.

View each product's function and conditions
Granular Activated Carbon
Function:Suitable carbon grades adsorb certain organic compounds, color, odor, taste or residual oxidants.
Conditions:Define the contaminant profile, contact conditions, dynamic trials and spent-carbon disposal. Powdered carbon requires downstream solid–liquid separation.
Powdered Activated Carbon
Function:Suitable carbon grades adsorb certain organic compounds, color, odor, taste or residual oxidants.
Conditions:Define the contaminant profile, contact conditions, dynamic trials and spent-carbon disposal. Powdered carbon requires downstream solid–liquid separation.
View product-specific checks
Granular Activated Carbon
Coking Wastewater & Segregated Phenol/Cyanide Streams: Media composition; Particle size & grading; Treatment objective; Capacity or performance test conditions; End-use documents; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Powdered Activated Carbon
Coking Wastewater & Segregated Phenol/Cyanide Streams: Media composition; Particle size & grading; Treatment objective; Capacity or performance test conditions; End-use documents; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.

Compare results using representative water samples or site data, retaining the test methods and operating conditions.

Foam control & downstream compatibilityFoam control & process aidsFilter by this objective

Assess the foam source, temperature and biological, membrane or coating process. Selection must consider downstream effects as well as initial foam knockdown.

View each product's function and conditions
Silicone Defoamer
Function:Controls foam under the relevant operating conditions using silicone, polyether or non-silicone formulation properties.
Conditions:Compare defoaming trials, temperature and medium, and confirm downstream effects on biological treatment, membranes, coatings or product purity.
Polyether Defoamer
Function:Controls foam under the relevant operating conditions using silicone, polyether or non-silicone formulation properties.
Conditions:Compare defoaming trials, temperature and medium, and confirm downstream effects on biological treatment, membranes, coatings or product purity.
Non-Silicone Defoamer
Function:Controls foam under the relevant operating conditions using silicone, polyether or non-silicone formulation properties.
Conditions:Compare defoaming trials, temperature and medium, and confirm downstream effects on biological treatment, membranes, coatings or product purity.
View product-specific checks
Silicone Defoamer
Coking Wastewater & Segregated Phenol/Cyanide Streams: Formulation & active components; Temperature; Defoaming trials; Effects on membranes, coating & biological processes; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Polyether Defoamer
Coking Wastewater & Segregated Phenol/Cyanide Streams: Formulation & active components; Temperature; Defoaming trials; Effects on membranes, coating & biological processes; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Non-Silicone Defoamer
Coking Wastewater & Segregated Phenol/Cyanide Streams: Formulation & active components; Temperature; Defoaming trials; Effects on membranes, coating & biological processes; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.

Compare results using representative water samples or site data, retaining the test methods and operating conditions.

Need to compare these routes under your operating conditions?Share influent quality, treatment objectives and the existing process to discuss which products and conditions should be validated first.

Process & product matching

Select a treatment objective to explore suitable products.

Different treatment routes may apply. Open the matching notes for each product to review its role, conditions and purchasing criteria.

Subject cyanide- and sulfide-bearing streams to the relevant engineering assessment first. Do not directly transfer acid-adjustment or oxidation procedures from combined wastewater. Investigate biological inhibition and nutrient issues separately.
Industrial Wastewater Demulsifier · Product form referenceSpecialty formulations
Demulsification & oil separation

Industrial Wastewater Demulsifier

A demulsifier formulation for emulsified oil systems, selected with oil–water separation, flotation or settling.

Why this matchesConditional option
Role
Adjusts interfacial and separation properties in emulsified-oil or paint systems. It is distinct from a general inorganic coagulant.
Conditions
Define the oil phase, emulsifier or coating system, then verify demulsification/detackification and separation with representative water samples.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Oil phase composition; Source of emulsification; Temperature & pH; Trial results; Separation equipment; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Oil-Removal Coagulant · Product form referenceSpecialty formulations
Demulsification & oil separation

Oil-Removal Coagulant

An oily wastewater coagulant used with flotation or settling for oil and particle separation.

Why this matchesConditional option
Role
Adjusts interfacial and separation properties in emulsified-oil or paint systems. It is distinct from a general inorganic coagulant.
Conditions
Define the oil phase, emulsifier or coating system, then verify demulsification/detackification and separation with representative water samples.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Oil phase & emulsion state; pH conditions; Chemical composition; Downstream separation method; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Polyamine Coagulant · Product form referenceSpecialty formulations
Coagulation & flocculation

Polyamine Coagulant

An organic coagulant option for colloid destabilization, clarification and separation in certain oily water systems.

Why this matchesConditional option
Role
Supports coagulation, flocculation and solid–liquid separation after demulsification or paint detackification.
Conditions
Run combined trials with the actual emulsified-oil/coating system, pH and flotation/settling equipment.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Composition; Active content & method; Viscosity test conditions; pH; Application trials; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Poly(diallyldimethylammonium Chloride) · Product form referenceSpecialty formulations
Coagulation & flocculation

Poly(diallyldimethylammonium Chloride)

An organic coagulating polymer for raw water, industrial water and suitable solid–liquid separation procedures.

Why this matchesConditional option
Role
Supports coagulation, flocculation and solid–liquid separation after demulsification or paint detackification.
Conditions
Run combined trials with the actual emulsified-oil/coating system, pH and flotation/settling equipment.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Nominal concentration & test basis; Viscosity & test conditions; Residual monomer; pH; End-use documents; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Polyaluminium Chloride · Product form referenceSpecialty formulations
Coagulation & flocculation

Polyaluminium Chloride

For raw water and wastewater coagulation, compare active components, basicity and water-sample trials against clarification and phosphorus-removal requirements.

Why this matchesConditional option
Role
Supports coagulation, flocculation and solid–liquid separation after demulsification or paint detackification.
Conditions
Run combined trials with the actual emulsified-oil/coating system, pH and flotation/settling equipment.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Al₂O₃ content; Basicity; Insoluble matter; pH test conditions; Impurity limits for the intended use; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Polyacrylamide · Product form referenceSpecialty formulations
Coagulation & flocculation

Polyacrylamide

Select a suitable PAM for clarification, settling, thickening and sludge dewatering, matching flocculation behavior to the water, particles and equipment.

Why this matchesConditional option
Role
Supports coagulation, flocculation and solid–liquid separation after demulsification or paint detackification.
Conditions
Run combined trials with the actual emulsified-oil/coating system, pH and flotation/settling equipment.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Ionic type & charge characteristics; Viscosity and test concentration/temperature; Residual monomer & test report; Dissolution conditions; Trial evaluation criteria; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Aluminium Sulfate · Product form referenceBase chemicals
Coagulation & flocculation

Aluminium Sulfate

An aluminium salt option for coagulation and chemical phosphorus removal in raw water and wastewater, supporting clarification and solid–liquid separation.

Why this matchesConditional option
Role
Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions
Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Al₂O₃ content; Iron; Insoluble matter; pH conditions; Hydration state; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Ferric Chloride · Product form referenceBase chemicals
Coagulation & flocculation

Ferric Chloride

An iron salt raw material for coagulation and chemical phosphorus removal, supporting clarification and sludge–water separation.

Why this matchesConditional option
Role
Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions
Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Effective iron content; Free acid; Impurities; Form & trial results; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Ferric Sulfate · Product form referenceBase chemicals
Coagulation & flocculation

Ferric Sulfate

An iron salt option for water and wastewater coagulation and phosphorus removal, followed by flocculation and separation.

Why this matchesConditional option
Role
Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions
Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Iron content; Free acid; Insoluble matter; Impurity requirements for the intended use; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Polyferric Sulfate · Product form referenceSpecialty formulations
Coagulation & flocculation

Polyferric Sulfate

A polymeric iron coagulant option for clarification, phosphorus removal and sludge treatment support.

Why this matchesConditional option
Role
Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions
Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Total iron; Basicity; Insoluble matter; Form; Trial conditions; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Polyacrylamide Emulsion · Product form referenceSpecialty formulations
Coagulation & flocculation

Polyacrylamide Emulsion

An emulsion flocculating polymer for solid–liquid separation in clarification, thickening and dewatering.

Why this matchesConditional option
Role
Polymer bridging and charge effects help build separable flocs. Flocculation does not remove dissolved salts or all COD.
Conditions
Define particle and sludge properties, and match preparation, shear and settling/flotation/dewatering trials to the selected grade.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Ionic type; Active polymer; Emulsion system; Preparation conditions; Residual monomer; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Aluminium Chlorohydrate · Product form referenceSpecialty formulations
Coagulation & flocculation

Aluminium Chlorohydrate

An aluminium coagulant with a different composition from PAC, for raw water and wastewater clarification.

Why this matchesConditional option
Role
Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions
Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Al₂O₃ basis; Basicity; Impurities; Specific end use; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Sodium Aluminate · Product form referenceBase chemicals
Coagulation & flocculation

Sodium Aluminate

An alkaline aluminium component for suitable coagulation, chemical phosphorus removal and precipitation softening.

Why this matchesConditional option
Role
Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions
Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Active components; Alkalinity; Form; Process compatibility; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Ferrous Chloride · Product form referenceBase chemicals
Coagulation & flocculation

Ferrous Chloride

A ferrous salt option for specified reduction, sulfide-control and water treatment steps.

Why this matchesConditional option
Role
Inorganic salt coagulation creates separable particles and affects downstream sludge production and alkalinity demand.
Conditions
Compare pH, alkalinity, effective metal content and representative coagulation trials. Ferrous salts also require defined oxidation and downstream separation conditions.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Ferrous iron content; Free acid; Impurities; Downstream solid–liquid separation; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Biobased Flocculant · Product form referenceSpecialty formulations
Coagulation & flocculation

Biobased Flocculant

A bio-based flocculant route for specific solid–liquid separation requirements validated in trials.

Why this matchesConditional option
Role
A supplementary coagulation route for specific raw material sources or water conditions.
Conditions
Have the material composition, end-use documents and comparison trials on the same water sample available.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Raw material & composition; Suitable pH; Degradability data; Residual impurities; Trial performance; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Biological-Treatment Nutrient Formulation · Product form referenceSpecialty formulations
Biological nutrients & carbon sources

Biological-Treatment Nutrient Formulation

Nitrogen, phosphorus or other nutrient formulations for industrial biological treatment with an identified nutrient deficit.

Why this matchesConditional option
Role
Supplies nutrients where an actual nitrogen, phosphorus or micronutrient deficit exists in the influent; it is not a default addition for all wastewater.
Conditions
Have bioavailable carbon, nitrogen and phosphorus analysis and a nutrient-demand assessment available, avoiding added effluent nitrogen or phosphorus loads.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Influent nitrogen, phosphorus & carbon balance; Actual composition; Discharge targets; Trials & monitoring; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Bioaugmentation Formulations · Product form referenceSpecialty formulations
Biological nutrients & carbon sources

Bioaugmentation Formulations

Supporting formulations for specified biological treatment recovery and enhancement tasks.

Why this matchesConditional option
Role
A supporting formulation route for specified biological treatment recovery or enhancement.
Conditions
Define microbial strains/composition, activity and limiting factors. This does not replace investigation of loading, dissolved oxygen, toxicity or nutrient causes.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Specified microbial strains or composition; Actual limiting factors; Activity & validation method; Operating conditions; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Sodium Bicarbonate · Product form referenceBase chemicals
pH, alkalinity & remineralization

Sodium Bicarbonate

An alkalinity and buffering raw material for biological treatment systems and suitable water-balance requirements.

Why this matchesConditional option
Role
Adds alkalinity and buffering capacity to maintain biological reaction conditions where an alkalinity deficit has been confirmed.
Conditions
Confirm demand from alkalinity, nitrogen conversion or VFA trends. A single pH measurement does not replace system analysis.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Actual composition & form; Content basis; Water quality; Equipment materials; End-use requirements; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Magnesium Hydroxide · Product form referenceBase chemicals
pH, alkalinity & remineralization

Magnesium Hydroxide

A magnesium alkali source available as powder or slurry for suitable neutralization, alkalinity and precipitation requirements.

Why this matchesConditional option
Role
Adds alkalinity and buffering capacity to maintain biological reaction conditions where an alkalinity deficit has been confirmed.
Conditions
Confirm demand from alkalinity, nitrogen conversion or VFA trends. A single pH measurement does not replace system analysis.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Active Mg(OH)₂ or MgO basis; Solids content; Particle size; Reactivity; Slurry stability; Impurities; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Sodium Carbonate · Product form referenceBase chemicals
pH, alkalinity & remineralization

Sodium Carbonate

A carbonate alkali source for suitable pH adjustment, alkalinity support and chemical softening.

Why this matchesConditional option
Role
Provides alkalinity or neutralizing capacity. Its role differs from rapid pH adjustment and hardness precipitation.
Conditions
Select the acid or alkali from titration demand, buffering capacity, storage and transport, equipment materials and final use. Candidates are alternatives to compare, not instructions to mix them together.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Na₂CO₃ content; Insoluble matter; Particle form & bulk density; Impurities; Actual water quality; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Calcium Hydroxide · Product form referenceBase chemicals
pH, alkalinity & remineralization

Calcium Hydroxide

A calcium alkali source for suitable neutralization, chemical softening and precipitation treatment.

Why this matchesConditional option
Role
Provides alkalinity or neutralizing capacity. Its role differs from rapid pH adjustment and hardness precipitation.
Conditions
Select the acid or alkali from titration demand, buffering capacity, storage and transport, equipment materials and final use. Candidates are alternatives to compare, not instructions to mix them together.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Actual composition & form; Content basis; Water quality; Equipment materials; End-use requirements; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Sodium Hydroxide · Product form referenceBase chemicals
pH, alkalinity & remineralization

Sodium Hydroxide

A common alkali raw material for pH adjustment, certain metal-precipitation steps and specified cleaning or regeneration procedures.

Why this matchesConditional option
Role
Provides alkalinity or neutralizing capacity. Its role differs from rapid pH adjustment and hardness precipitation.
Conditions
Select the acid or alkali from titration demand, buffering capacity, storage and transport, equipment materials and final use. Candidates are alternatives to compare, not instructions to mix them together.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Actual composition & form; Content basis; Water quality; Equipment materials; End-use requirements; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Granular Activated Carbon · Product form referenceMedia & resins
Adsorption, ion exchange & filtration

Granular Activated Carbon

Granular adsorption media for certain organic compounds, color, odor, taste, residual chlorine and specified contaminants.

Why this matchesConditional option
Role
Suitable carbon grades adsorb certain organic compounds, color, odor, taste or residual oxidants.
Conditions
Define the contaminant profile, contact conditions, dynamic trials and spent-carbon disposal. Powdered carbon requires downstream solid–liquid separation.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Media composition; Particle size & grading; Treatment objective; Capacity or performance test conditions; End-use documents; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Powdered Activated Carbon · Product form referenceMedia & resins
Adsorption, ion exchange & filtration

Powdered Activated Carbon

Powdered adsorption material for certain organic compounds, color, odor and taste, followed by sludge–water separation.

Why this matchesConditional option
Role
Suitable carbon grades adsorb certain organic compounds, color, odor, taste or residual oxidants.
Conditions
Define the contaminant profile, contact conditions, dynamic trials and spent-carbon disposal. Powdered carbon requires downstream solid–liquid separation.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Media composition; Particle size & grading; Treatment objective; Capacity or performance test conditions; End-use documents; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Silicone Defoamer · Product form referenceSpecialty formulations
Foam control & process aids

Silicone Defoamer

A silicone-based defoaming formulation for suitable industrial water and wastewater foam-control steps.

Why this matchesConditional option
Role
Controls foam under the relevant operating conditions using silicone, polyether or non-silicone formulation properties.
Conditions
Compare defoaming trials, temperature and medium, and confirm downstream effects on biological treatment, membranes, coatings or product purity.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Formulation & active components; Temperature; Defoaming trials; Effects on membranes, coating & biological processes; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Polyether Defoamer · Product form referenceSpecialty formulations
Foam control & process aids

Polyether Defoamer

A polyether defoaming formulation selected against the medium and operating temperature for industrial water treatment.

Why this matchesConditional option
Role
Controls foam under the relevant operating conditions using silicone, polyether or non-silicone formulation properties.
Conditions
Compare defoaming trials, temperature and medium, and confirm downstream effects on biological treatment, membranes, coatings or product purity.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Formulation & active components; Temperature; Defoaming trials; Effects on membranes, coating & biological processes; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Non-Silicone Defoamer · Product form referenceSpecialty formulations
Foam control & process aids

Non-Silicone Defoamer

A non-silicone defoaming formulation for water systems with specific requirements concerning silicone components.

Why this matchesConditional option
Role
Controls foam under the relevant operating conditions using silicone, polyether or non-silicone formulation properties.
Conditions
Compare defoaming trials, temperature and medium, and confirm downstream effects on biological treatment, membranes, coatings or product purity.
Before purchase
Coking Wastewater & Segregated Phenol/Cyanide Streams: Formulation & active components; Temperature; Defoaming trials; Effects on membranes, coating & biological processes; Consider coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes.
Confirmed available
Technical references & scope

Industry references describe general uses. Product specifications, certifications and application results require the corresponding supplier documentation.

PURCHASING QUESTIONS

More questions, answered.

How should I select water-treatment products for Coking Wastewater & Segregated Phenol/Cyanide Streams?

Tar, phenols, ammoniacal nitrogen and cyanide-bearing constituents affect downstream biological treatment. Identify pretreatment, nutrient and polishing requirements by segregated stream rather than treating combined wastewater as one condition.

What information helps select products for this application?

Share coking steps and segregated streams, phenol and cyanide speciation, ammoniacal nitrogen, COD, sulfides and thiocyanate, existing biological treatment and reuse routes. This helps organize treatment products by segregated streams and contamination characteristics and narrow the product and specification range.

How are the suitable product and grade confirmed?

Subject cyanide- and sulfide-bearing streams to the relevant engineering assessment first. Do not directly transfer acid-adjustment or oxidation procedures from combined wastewater. Investigate biological inhibition and nutrient issues separately. No universal dose or treatment result is implied. Product options may serve primary, supporting, conditional or alternative roles.

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