Solid procurement cannot easily follow the previous liquid procedure
Reverify the product form and dosing system.
2-Bromo-2-nitropropane-1,3-diol.
Open technical diagram · PubChem CID 2450
Non-oxidizing biocides / Chemical
Bronopol
Bronopol · Bronopol
For industrial water microbial control products with defined uses. Check active ingredients, formulation compatibility and actual operating conditions, and distinguish single-active products from formulated blends.
Product uses
An ingredient for industrial non-oxidizing microbial control.
Bring an existing model or purchasing specification directly into the discussion.
Purchasing informationView parameter guidance ↓
- Chemical identity / CAS
- 52-51-7Bronopol active ingredient ↗
- Physical form / Type
- Manufacturer information lists solid raw materials and liquid formulations; finished-product appearance requires separate verification.
- Key purchasing comparisons
- Raw material or complete formulated productpH, temperature and storage conditionsAmines, reducing agents and other additivesTarget microorganisms and actual water samples
- Packaging and delivery
- Specify raw material or formulation, powder handling or liquid transfer, moisture-resistant packaging, closures and batch-traceability documents.
Identity and physical form identify the product; specific concentration, grade, packaging and uses are governed by mutually confirmed formulated-product documents.
01 / Product and applications
Uses and product form
Chemical identity / Technical type
2-Bromo-2-nitropropane-1,3-diol; a different mode of action from bromine oxidants.
Appearance and delivery form
Solid raw material or liquid formulation must match actual supply; one manufacturer's product form cannot represent every specification.
Identity note
Bronopol is 2-bromo-2-nitropropane-1,3-diol. Its CAS does not establish that it is a bromine oxidant or that a multi-active Bronopol formulation is equivalent to the raw material.
02 / Specification selection
Key purchasing parameters
| Items to confirm | Relevance to purchasing and use |
|---|---|
| Raw material or complete formulated product | Determines formulation, testing and use documents. |
| pH, temperature and storage conditions | Supports stability assessment. |
| Amines, reducing agents and other additives | Indicates the need for specific compatibility checks. |
| Target microorganisms and actual water samples | Avoid replacing evidence with generic broad-spectrum claims. |
Include parameters, test methods and acceptance checkpoints in purchasing requirements to compare specifications.
03 / Applications and limits
Applications and conditions of use
These are starting points for conditional verification. Specific product suitability still requires joint confirmation through product documents, operating conditions and destination requirements.
Additional checks before use
- Not a synonym for BCDMH or stabilized bromine.
- Blend ratios and uses are determined by product documents.
- Industrial application does not confer drinking-water or direct-food-contact authorization.
04 / Common challenges
Common issues and responses
Performance declines after operating conditions change
Compare water quality, temperature and contact conditions.
A blended product reports only total content
Require individual active components and test methods.
05 / Documents and evidence
Documents and downloads
TDS / SDS / COARequest by specific model, use and batchProduct purchasing checklistDownload directly and add existing specifications and operating conditions
View public technical references
These documents support technical categories and use limits, not ENVO certifications or customer cases. Verification date: 2026-10-26.
LANXESSProduct approaches for microbial control in recirculating cooling waterLANXESSBiocide product documentation for papermakingLANXESSBiocide product documentation for oil and gas water treatmentLANXESSBronopol uses in industrial recirculating water and papermaking
Product appearance image source ↗Material photographs are appearance references only and do not correspond to ENVO batches or packaging specifications; image-license status is retained in the local usage register.
06 / Frequently asked questions
Purchasing FAQs
Does bromine in the name mean an oxidizing bromine chemical?
No. Bronopol and active-bromine-releasing approaches require separate evaluation.
Can it be blended on site with CMIT/MIT raw material?
This page discusses validated products only and provides no on-site blending instructions.
How should different specifications be compared?
Compare active ingredients, product form, stability and performance in actual water samples together.
Related selection options
Compare related products further.
Related products are not necessarily direct substitutes; verify each intended use.
Constituent structuresSpecialized formulations · Specialized formulation
CMIT/MIT / Bronopol blends
CMIT/MIT + BP
A non-oxidizing blend type documented in public cooling-water information. Identify both groups of active ingredients and the stabilization system, and confirm the actual water circuit rather than borrowing uses established for coating preservation.
Constituent structuresSpecialized formulations · Specialized formulation
DGH / Bronopol blends
DGH + BP
A blend type supported by manufacturer information for industrial cooling water. Consider DGH's cationic character together with Bronopol's operating requirements, with particular attention to compatibility of the complete formulation.
Molecular structureNon-oxidizing biocides · Chemical
2,2-Dibromo-3-nitrilopropionamide
DBNPA
For microbial control in membrane systems and industrial water where the corresponding use is supported. Select formulated products according to membrane material, treatment stage and water quality; do not replace existing products solely on the basis of an active ingredient name.
Related technical articles
Purchasing and delivery
Crystalline Bronopol raw material or liquid product? First assess the work required on site
The difference between solid Bronopol and a liquid formulated product extends beyond shipping water. First determine whether raw material or a product ready for the intended system is needed, then compare equipment, quality responsibilities and delivered costs.
Read and verify →
Uses and trials
Why does Bronopol require separate validation for paper-machine white water and additive preservation?
Paper-machine circulating-water control and preservation of drummed additives involve different contact times, matrices and quality objectives. Even if the same active ingredient occurs in both product types, one set of test results should not be transferred directly.
Read and verify →
Interpreting evidence
Can good results from a Bronopol blend justify selecting a single-active product?
A formulated blend's performance cannot be attributed entirely to Bronopol. Before comparing single-active products with Bronopol blends, identify the tested formulation and conditions, then determine which purchasing decision the evidence supports.
Read and verify →ENVO · Purchasing and application support
Discuss your specific Bronopol requirements.
Start with a product name, current model, water-quality report or destination documentation requirements.