ENVO Disinfection & Microbial Control
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Industrial water systems / Application solutions

Pulp & Paper Water Systems

Reduce slime-related sheet breaks, odors and process instability, with clear dosing-location and paper-grade requirements.

Illustrative industrial recirculating water facility scene
Illustrative application scene

Environment and objectives

First confirm what is being treated and at which treatment stage.

White water, wet-end systems, shower and seal water, reuse water and process tanks.

Operating conditions to check first

Confirm wet-end chemistry, pulp, organic load, food-contact paper requirements and wastewater routing. Pulp preservation requires separate confirmation.

Compare candidate treatment approaches

Why each approach is recommended and under which conditions it applies.

01
Non-oxidizing biocides

DBNPA, Bronopol, CMIT/MIT

Reason for recommendation
Candidates for formulations intended for specific paper-machine water circuits and slime control.
Conditions of use
Validate against paper grade and additive chemistry. A raw active ingredient is not a validated formulation.
Documents to verify
Papermaking-use TDS; actual-water trials; component residues and paper-grade requirements
Discuss this approach
02
Application-specific formulation

Glutaraldehyde and validated blended products

Reason for recommendation
For microbial and slime management in specific papermaking processes.
Conditions of use
Check wet-end chemical compatibility. A blend's use scope and performance cannot be attributed to a single raw ingredient.
Documents to verify
Formulation label; active-ingredient COA; compatibility and performance records
Discuss this approach
03
Engineered treatment option

Chlorine dioxide and engineered halogen / chloramine options

Reason for recommendation
For incoming-water or process-water stages compatible with oxidative treatment.
Conditions of use
Dosing location affects fibers, dyes and additives. Do not assume suitability throughout the wet end.
Documents to verify
Process design; quality/corrosion validation; by-product, residual and discharge monitoring
Discuss this approach
04
Supporting products

Biodispersants

Reason for recommendation
Support deposit, slime and recirculating-water cleaning control.
Conditions of use
Confirm removal pathways and effects on finished-product quality. This does not replace effective biocidal treatment.
Documents to verify
Compatibility and cleaning trials; filtration/blowdown plan
Discuss this approach

This comparison supports initial purchasing screening. It does not replace the specific formulated product label, equipment instructions or site validation, and provides no universal dosage or on-site mixing instructions.

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