| Names | |
|---|---|
| Preferred IUPAC name | 2-bromo-2-nitropropane-1,3-diol |
| Other names | 2-Bromo-2-nitropropane-1,3-diol BNPD Bronosol Bronocot Bronocide Myacide Premicide BND |
| Pronunciation | /ˈbroʊnəˌpɒl/ |
| Identifiers | |
| CAS Number | 52-51-7 |
| Beilstein Reference | 635876 |
| ChEBI | CHEBI:31824 |
| ChEMBL | CHEMBL1432 |
| ChemSpider | 5664 |
| DrugBank | DB06719 |
| ECHA InfoCard | 100.032.172 |
| EC Number | 200-143-0 |
| Gmelin Reference | 82294 |
| KEGG | C07461 |
| MeSH | D001975 |
| PubChem CID | 2459 |
| RTECS number | BW5070000 |
| UNII | WB0RPUJ12Z |
| UN number | UN3241 |
| Properties | |
| Chemical formula | C3H6BrNO4 |
| Molar mass | 199.992 g/mol |
| Appearance | White or almost white crystalline powder |
| Odor | Odorless |
| Density | 1.31 g/cm3 |
| Solubility in water | 25 g/100 mL (20 °C) |
| log P | 0.18 |
| Vapor pressure | 0.01 Pa (20 °C) |
| Acidity (pKa) | 8.6 |
| Basicity (pKb) | 8.0 |
| Magnetic susceptibility (χ) | -76.0·10⁻⁶ cm³/mol |
| Refractive index (nD) | 1.617 |
| Viscosity | 1.1 mPa·s (at 25 °C) |
| Dipole moment | 2.63 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 221.6 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -218.7 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | -2056 kJ/mol |
| Pharmacology | |
| ATC code | D08AJ06 |
| Hazards | |
| Main hazards | Harmful if swallowed, causes skin and eye irritation, may cause allergic skin reaction, toxic to aquatic life with long lasting effects. |
| GHS labelling | GHS02, GHS05, GHS07, GHS09 |
| Pictograms | GHS05,GHS09 |
| Signal word | Warning |
| Hazard statements | Harmful if swallowed. Causes serious eye damage. Causes skin irritation. May cause an allergic skin reaction. |
| Precautionary statements | Precautionary statements: P261, P273, P280, P302+P352, P304+P340, P305+P351+P338, P312, P332+P313, P337+P313, P362+P364 |
| NFPA 704 (fire diamond) | 2-3-1-📛 |
| Flash point | 104 °C |
| Autoignition temperature | > 130°C |
| Lethal dose or concentration | LD50 (oral, rat): 305 mg/kg |
| LD50 (median dose) | LD50 (median dose): 305 mg/kg (oral, rat) |
| NIOSH | WN0890000 |
| PEL (Permissible) | PEL (Permissible Exposure Limit) for Bronopol: "No specific OSHA PEL established |
| REL (Recommended) | 60 |
| IDLH (Immediate danger) | Not established |
| Related compounds | |
| Related compounds | Bromochlorophene Chlorhexidine Triclosan |
| Property | Manufacturer Commentary |
|---|---|
| Product Name | Bronopol |
| IUPAC Name | 2-Bromo-2-nitropropane-1,3-diol |
| Chemical Formula | C3H6BrNO4 |
| CAS Number | 52-51-7 |
| Synonyms & Trade Names | Bronopol, Bronosol, BNPD, 2-Bromo-2-nitro-1,3-propanediol, Myacide, Onyxide 20 |
| HS Code & Customs Classification | 2904.90 (classified as derivatives of acyclic alcohols containing halogen and nitro groups; sub-coding may defer depending on final product form and destination country customs system) |
In an industrial setting, product identification for Bronopol must always reference the specific chemical identity by both IUPAC and common names, aligning with global regulatory compliance. Batch-specific documentation records CAS registry number to avoid confusion with similar compounds used in biocidal formulations. International trade relies on correct assignment of HS Code for timely customs clearance; differences in local customs coding sometimes require tailored documentation from manufacturers.
Observed differences in “Bronopol” on customer paperwork often trace back to trade name variation and purity or mixture grade. As a manufacturer, it is critical to clarify whether the sale refers to pure Bronopol, a formulated blend, or a technical concentrate. The selection of packaging and labeling protocol should reflect the specific regulatory and transport requirements imposed by the intended region of use and final customer need, such as industrial water treatment, oilfield preservative, or medical device disinfection.
In manufacturing, strict tracking of raw material lot numbers and process conversions preserves material identity throughout synthesis and storage. Quality control must confirm the identity per each batch release, using validated analytical methods referenced against the registered CAS number and reported formula. Any deviation in trade name, variant, or grade creates the potential for regulatory or logistical delays, especially during international transport subject to HS classification rules.
Customers in regulated sectors (for example, pharmaceutical, cosmetic, or food-contact applications) often specify not just Bronopol by name, but the grade, impurity profile, typical physical form (powder, granule, or solution), and packaging—all referenced back to the core identifiers in this table. Documentation transparency and traceability remain the foundation for QC sign-off, especially in high-purity or application-sensitive environments, where minor differences in product naming or coding can affect acceptance at the customer’s facility or customs border.
Commercial bronopol typically appears as a crystalline solid, with color varying from white to pale yellow, depending on purity and manufacturing conditions. The characteristic faint odor sometimes observed can be traced to trace-level volatiles generated during synthesis or storage. The melting point generally aligns with literature values, but production experience shows minor variance with grade and moisture content. Deliquescence risk rises when ambient humidity increases, calling for close control of storage conditions on-site and during transport.
Bronopol’s stability in storage and formulation relates to its sensitivity to heat, UV exposure, and alkaline environments. In alkaline pH, decomposition accelerates, often releasing nitrites and bromide ions as monitored by our batch release tests. Stability profile varies with dilution, excipients, and container closure systems. Any presence of common reducing agents (e.g., amines, sulfites) rapidly impacts shelf chemistry, especially in in-can preservative applications.
Highly soluble in water, forming clear, slightly acidic solutions under standard laboratory preparation. Solubility and dissolution rate will depend on grade (particle size, crystal habit), process water characteristics, and temperature. High-purity grades dissolve with minimal residue. Over-dilution or temperature cycling may initiate breakdown, so solution use recommendations are based on stability verification in customer-specific formulations.
Bronopol is produced in technical, pharmaceutical, and cosmetic grades. Actual assay and impurity thresholds are set according to end-use sectors. Customers requiring compliance with pharmacopeial or biocide regulations receive material from validated, segregated process lines with documentation of all critical quality attributes (CQA).
| Parameter | Typical Range | Comment |
|---|---|---|
| Assay (as Bronopol) | Grade-dependent | Adjusted by intended application and region |
| Moisture | Controlled per order spec | Low moisture demanded for direct blend uses |
| Color Index | Process- and grade-dependent | Pale grades preferred for cosmetic/pharma |
| Impurities (Bromonitromethane, Bromodinitromethane, etc.) | Prominently grade- and route-dependent | Limits defined in internal and customer requirements |
The main impurities arise from raw material batch variability, process temperature excursions, and secondary reactions during synthesis. Purification steps target reduction of nitroso and brominated side-products. Impurity acceptance thresholds are harmonized with industry norms and specific customer requirements. Detailed impurity data are disclosed in batch CoA and regulatory dossiers as required.
Methods utilized include HPLC for assay and impurities, Karl Fischer titration for water, UV/Vis colorimetry, and titrimetric or spectrophotometric verification for ionic species. Reference standards from recognized pharmacopeias or in-house qualified secondary standards serve as controls for regulated product streams.
Key starting materials for Bronopol synthesis include bromine sources, nitromethane, and aqueous formaldehyde. All major inputs come with standardized CoA review and traceability to mitigate upstream contamination risks. Special attention is paid to the bromine supply chain, as off-spec content impacts reaction yield and downstream impurity formation.
The widely-adopted industrial route condenses nitromethane and formaldehyde under controlled pH with halogenation steps. Reaction temperature, sequence of reagent addition, and mixing time require tight monitoring as they directly influence impurity generation and product yield. Variations of this route exist at some sites based on local regulatory or feedstock economics.
Continuous monitoring of reaction parameters (pH, temperature, bromine addition rates) ensures minimization of undesirable by-products. Multi-stage purification – usually crystallization, washing, and drying – is performed to reach application-specific product spec. Sampling at predefined points allows early detection of process drift, informing batch acceptance or reprocessing decisions. Modern operations incorporate PAT tools for real-time impurity tracking in critical steps.
Each batch passes a full release protocol covering identity, purity, appearance, moisture, and designated impurities. Additional customer-driven tests are implemented for certain end-uses, with each release reviewable by customer or regulator audit. Release standards are updated periodically, in line with new internal validation or regulatory feedback.
Bronopol acts as an electrophilic brominating and nitrating agent in aqueous or organic media. In microbial inhibition, its reaction with thiol groups disrupts enzyme activity, while in formulation, reactions with secondary amines require monitoring for nitrosamine formation. Decomposition accelerates under alkaline or reducing conditions, producing bromide ions and formaldehyde which can impact formulation stability.
Most downstream modifications rely on aqueous systems with mildly acidic to neutral pH. Catalysis is generally unnecessary, but temperature above ambient gradually raises decomposition side-reactions. Solvent choice becomes relevant only for specialty derivatization. High shear or prolonged storage in premixes can trigger slow release of parent and side-products, which is controlled by design in regulated formulations.
Direct transformation routes to other microbiocides or specialty chemicals are generally rare. The chemical’s main functional modifications relate to formulation blending, compatibility, and application conditions rather than deliberate chemical conversion. Hydrolysis, oxidation products, and interaction with formulation components are tracked in finished goods stability testing.
Optimal storage avoids exposure to excessive heat, direct sunlight, and moisture, as these accelerate color change and breakdown to bromide and other decomposition products. Sealed containers in cool, low-humidity environments preserve quality for the maximum expected duration. Use of inert gas (e.g., nitrogen blanketing) applies for high-purity or low-moisture grades.
Bronopol’s reactivity requires careful container selection. High-grade stainless steel or approved polymers avoid product discoloration or material corrosion seen with reactive metals. Cardboard or permeable plastics risk moisture ingress and must be avoided for pharma and cosmetic streams.
Storage stability depends on grade and package integrity. Typical signs of degradation include increased yellowing, clumping from moisture uptake, and loss of assay on routine QC. Shelf life is confirmed in ongoing stability studies and tailored to regulatory or customer-defined intervals. Deviation from appearance or performance specifications signals need for disposal or reprocessing review.
Bronopol falls under the acute toxicity and environmental hazard categories in standard GHS labelling. Packaging and shipping labels reflect the specific risk phrases applicable by jurisdiction and grade. High-purity and technical streams receive identical GHS hazard codes unless regional variations require additional notations.
Direct skin or eye contact carries irritation risk, with inhalation of dust leading to respiratory discomfort. Users are instructed to wear appropriate PPE as part of site SOP. Safety instructions for spill containment, disposal, and incidental exposure are updated in compliance with each market’s regulatory requirements and regularly reviewed for adequacy against workplace incidents.
Acute, chronic, and ecological toxicity studies are maintained in regulatory files for all product grades. Risk mitigation approaches at the plant and customer site draw on published data from authoritative bodies and corporate stewardship programs. Final formulations undergo separate hazard assessments to address specific exposure scenarios in use.
Shop-floor air and dust monitoring systems enable compliance with prevailing occupational exposure limits for bronopol as published by major health jurisdictions. Engineering controls, closed systems, and operator training limit risks at mixing, drying, and packing steps. All new handling procedures receive internal EH&S review before deployment.
Bronopol output depends on continuous access to intermediate raw materials like nitromethane, bromine, and calcium chloride. Process line scheduling responds to seasonal demand from biocides, water treatment, and personal care sectors. Plant crews track both campaign and batch metrics to avoid cross-contamination with halogenated intermediates. Typical monthly production fluctuates with feedstock logistics and utility load balancing. Supply available for shipment varies by grade, load-out slot, and order profile, with ramp capacity tied to FIFO scheduling and time-bound QA clearance for each output batch.
Lead time changes with order origin, specification complexity, and production campaign status. Orders for standard industrial grades, packed from inventory buffers, move faster than high-purity or specialty grades requiring additional quality release. Export shipment may require longer lead time due to regulatory clearance or third-party inspection. MOQs depend on both packaging standards and downstream application—larger volumes favored for commodities, smaller lots for regulated sectors. Any order below the process threshold may incur surcharges to offset line cleaning and dedicated batch changeover protocols.
Packaging selection follows internal risk assessments based on chemical compatibility, transport classification, and the moisture sensitivity profile of each grade. Polyethylene-lined fiber drums, high-density polyethylene pails, and intermediate bulk containers protect bulk Bronopol against moisture, light, and atmospheric ingress. For regulated markets or where traceability is mandated, serial batch and tamper-evident seals are integrated at the filling station. Custom packaging, such as single-use sachets, requires advance notice due to the revalidation of filling lines and additional handling controls at the warehouse.
Exports rely on shipping routes that meet chemical transport safety criteria, including regulated labeling and documentation for marine or air transport. Payment terms reflect credit evaluation, client history, and country risk profile; most transactions require partial prepayment or irrevocable letter of credit at the point of contract award. Delivery Incoterms—EXW, FOB, CIF, DAP—are defined at contract, with the default varying by destination risk, customer track record, and availability of trusted freight-forwarders familiar with hazardous goods compliance.
Core cost drivers for Bronopol trace to bromine derivatives, nitrogen intermediates, and energy. Sourcing logic depends on bromine pricing—which swings sharply due to mining regions’ output and regulatory controls—and specialized organic synthons. Manufacturing batches consume utilities (process water, chilled brine, steam) at rates specific to process route. Costing outputs factor in waste neutralization and effluent compliance costs; waste halogenates drive up both direct materials and disposal charges for certain purification routes. Fluctuations in key precursor chemical prices, especially bromine or nitromethane, relay instantly to bottom-line production cost.
Raw material volatility heightens in response to seasonal mining schedules, export quotas on bromine, or restrictions on nitromethane due to dual-use regulatory changes. Downstream, freight rates and fuel surcharges shift based on shipping lane congestion or new chemical handling protocols related to IMO-IMDG updates. Unexpected breakdowns during critical process operations (such as high-pressure bromination) lead to temporary capacity drops and spot market surges. Energy policy changes, especially in major producing economies, transmit rapidly into operating cost—even where feedstock prices stabilize.
Product grade and purity drive Bronopol price disparities more than order size or location. Technical grades, targeting industrial biocidal applications, normally permit higher thresholds for specified trace impurities—reducing purification costs and supporting lower price points. High-purity and pharmaceutical grades mandate tight controls on halogen, heavy metal, and volatile organic residues; each incremental step in purification translates to a nonlinear price jump. Packaging compliance (UN rating, anti-tamper certification) further separates regulated shipments from standard bulk orders. Every added process, fill validation, and document increment is matched by corresponding price classification laid out in graded tariffs agreed with end users.
Bronopol demand centers on water treatment, oilfield biocides, industrial cleaners, and personal care manufacturing. Rising global awareness of microbial contamination in water systems and regulatory clampdowns on legacy preservatives have sustained net upward demand for the last five years. Major production clusters anchor around bromine availability and mature specialty chemical infrastructure.
United States: Domestic demand rides water treatment cycles and personal care registrations. Imports fill specialty grade gaps when domestic bromine or nitromethane logistics constrain local output.
European Union: Strict biocidal and chemical safety rules (ECHA, REACH) compress supply by excluding non-compliant manufacturers—driving premium pricing for certified, traceable material. REACH registration requirements have filtered out many sub-scale Asian suppliers.
Japan: Focus on high-purity and low-residue grades for electronics and regulated biocide formulations. Sourcing balances between domestic synthesis and trusted imports.
India: Expansion in water treatment and specialty chemicals reflects local demand and growth as an export hub. Price competitiveness tied to bromine and labor cost advantage.
China: Broad spectrum of grades offered, with cost leadership in technical grades but tightening environmental regulation and energy controls have constrained capacity utilization, occasionally triggering quota-driven price hike cycles.
Price trends through 2026 look exposed to upstream bromine cost swings, recurring freight volatility, and incremental regulatory compliance costs in all major markets. Any moves by governments to further restrict brominated chemical supply or tighten waste control laws would push Bronopol prices upward, particularly in value-added and regulated segments. Downward trends depend on capacity expansions in Asia and successful process intensification that cuts unit raw material consumption. Price gap between technical and high-purity pharmaceutical grades is set to widen as batch documentation and compliance standards escalate—particularly in OECD markets.
Market supply and price trend commentary references internal production and procurement data, public customs records, industry association briefings, and regulatory filings. Price forecasts synthesize procurement quality cost records, global shipping indices, and major raw material commodity pricing benchmarks, with weighting for grade-specific trends and end application market size.
Upstream: Recent mine output caps and hazardous logistics incidents have redirected bromine flows in Asia. Export clearance delays and new rail safety protocols in several regions impacted feedstock delivery timelines.
Downstream: Multiple biocide use approvals have come up for renewal in the US, EU, and East Asia—sparking review of Bronopol compliance dossiers and triggering audit cycles for suppliers.
ECHA and US EPA are both updating acceptable residual impurity lists for biocidal actives. REACH restriction extensions require traceable and batch-specific impurity reporting to meet 2026 deadlines—especially for Bronopol in personal care and sensitive water uses. Waste stream management benchmarks for brominated organic intermediates now form part of routine environmental site audits at global manufacturing facilities.
Production teams are investing in higher automation of bromination and purification to minimize impurity drift between campaigns. QA and regulatory departments have added batch release protocols to address new impurity limits and documentation requirements. Sourcing is diversifying bromine and nitromethane suppliers to reduce exposure to regional shocks. Logistical planning is adjusting to tighter rail and shipping regulations for hazardous cargo so that committed delivery dates to customers withstand upstream and downstream disruption cycles.
Bronopol offers functional performance as a biocidal active across a range of industrial and specialty formulations. Our technical and high-purity grades address key use-cases in the following sectors:
| Industry Sector | Recommended Bronopol Grade | Key Parameters |
|---|---|---|
| Industrial Water Treatment | Technical Grade | Solubility, Particle Size, Residue Content |
| Oil & Gas | Technical / Low-Residue Grade | Dissolution Rate, Inorganic Impurities |
| Cosmetics & Personal Care | High-Purity Grade (Cosmetic) | Purity Profile, Regulatory Compliance, Trace Metals, Stabilizer Content |
| Detergent | General/Premium Technical | Compatibility with Surfactants, Odor Profile |
| Paints & Coatings | Low Discoloration Grade | Color Stability, Optical Impact |
| Pulp & Paper | Standard Technical | Dust Content, Dispersibility, Residual Solvents |
Begin by specifying the industry, process, or product type. Identify operational conditions, permissible active levels, and physical property requirements. Customer input typically shapes narrowing of grades, as even the same end-use can demand distinct physical or chemical formats depending on process layout and dosing technique.
Check both international and local regulations to determine required compliance or labeling. Cosmetic, food-contact, and personal care fields restrict allowable impurity profiles and mandate traceability. Industrial users often reference sector-specific frameworks (for example, EPA for water, REACH in Europe, or national chemical inventories).
Consider the finished product’s critical performance, safety, and visual requirements. High-purity or cosmetic grade offers tighter control over trace impurities and metals due to more stringent purification and release checks. Technical grades, used in applications with tolerant impurity profiles, support cost efficiencies.
Production scale affects grade selection—large-volume, continuous use sectors tend to leverage technical or low-residue grades to balance performance and cost. Niche or high-value-added sectors may benefit from graded supply to match specific risk tolerance or audit trail requirements.
Sample validation supports process compatibility and regulatory conformity checks. Our technical team engages directly with customers to define targeted test protocols and assists in in-process assessment for critical impurity or performance parameters. Release is confirmed against specification agreed upon before full-scale application.
In Bronopol production, consistency and reliability form the baseline for trust. Our core production follows rigorous internal quality controls supported by recognized management certifications, such as ISO 9001. Routine audits assess adherence to documented processing protocols and batch traceability, enabling clear accountability from raw material reception to finished packaging. Each step, from initial quality checks of glycol and nitromethane feedstocks to final product sampling, integrates corrective and preventive action tracking. Management certifications go beyond paperwork—they reflect the manufacturer’s ability to identify deviation sources, act promptly, and support customer inquiries with direct, first-party trace documents.
Bronopol grades and certifications are defined by application—industrial water treatment, personal care, and oilfield operations each impose distinct purity and contaminant control requirements. For pharmaceutical or biocidal applications, certification according to relevant pharmacopeia or active ingredient listings requires evidence of full compliance during each batch. Certificates attesting to compliance with regulatory specifications or biocide registration, available for qualified product lines, are maintained in updated, batch-resolved archives. Manufacturing lines retain audit trails connecting analytical results to individual production campaigns, simplifying verification for regulated end uses.
Every commercial shipment includes a Certificate of Analysis referencing the exact batch and analytical results for properties critical to the buyer’s specification—purity, moisture, appearance, and any application-relevant critical impurity results. Additional safety, toxicology, and transportation reports are supplied as requested, reflecting requirements in target markets. Documentation scope adjusts per customer and product grade, with bespoke dossiers available for audits or regulatory submissions. Retained samples and production records remain accessible for post-market trace investigations.
Manufacturing planning accommodates both spot contracts and annual supply agreements. Continuous process lines with modular campaign scheduling provide the backbone for uninterrupted Bronopol manufacturing through high-demand cycles and scheduled maintenance. Close alignment between demand planning and raw material procurement provides increased flexibility in production ramp-up or recalibration for new product grades. Manufacturers and buyers negotiate batch sizes, packaging configurations, and lead time targets directly, with clear feedback on real‐time capacity and upcoming maintenance windows.
The core production line produces Bronopol through a tightly controlled reaction, routinely audited to assure quality uniformity. Impurity and contamination controls focus on minimizing by-products like dinitropropanol, a focus area dictated by raw material quality and process control. Batch-to-batch consistency remains central—on-line monitoring and in-process sampling back up release decisions. This gives buyers assurance of predictable product characteristics across repeat purchases, which is particularly critical for formulations sensitive to impurity profiles.
Sample requests proceed through direct technical evaluation. Applicants may specify grade, packaging, and targeted application. The technical team reviews application details, recommends suitable samples, and dispatches from retained campaign reserves. Every sample release includes a corresponding Certificate of Analysis, tied to the full quality dossier for the production batch. Custom analytical testing for downstream compatibility, stability, or formulation trials can be arranged with submitted requirements. Feedback from sample trials informs future order customization and technical support planning.
Adaptive supply chains underpin Bronopol distribution from the factory gate. Buyers with dynamic forecast needs work with the production planning team to set up flexible call-off agreements, buffer stock holding strategies, or joint demand-smoothing initiatives. Special situations, such as expedited shipments for unexpected consumption spikes or grade swaps for evolving formulation regulations, are resolved through established fast-track channels. Technical account managers work directly with customer sourcing and quality teams to document special requirements, calibrate product grades, and coordinate multi-site deliveries. This approach reduces multi-stage handling risks, shortens order lead times, and increases transparency between manufacturer and end user.
Research in Bronopol focuses on improving purity and stability profiles without elevating manufacturing costs. Batch-to-batch reproducibility, minimization of volatile organic impurities, and reduction of formaldehyde release during application are active projects in our technical laboratories. Experience in industrial output consistently shows that achieving low-level impurity profiles often starts with the selection and pre-treatment of 2-bromo-2-nitropropane-1,3-diol feedstocks. Engineering teams track the impact of process variables—such as reactor temperature ramp and addition speed of brominating agents—on the color stability and shelf life of the final product.
Downstream users in oilfield water treatment, papermaking, metalworking fluids, and personal care present distinct technical requirements. In water treatment, users report interest in lower residuals for systems with tight discharge limits. Personal care formulators seek grades with reduced nitrosamine content, requiring customized purification strategies. Process teams actively collaborate with customer formulation chemists to harmonize release specifications for diverse regulatory regions, adapting QA procedures for each application.
Key challenges center on nitrosamine formation control, a known byproduct under specific pH and temperature conditions. Continuous process monitoring, upstream raw material risk management, and closed-system handling all serve to reduce byproduct risk. In the past year, engineering upgrades on continuous-flow reactors help dampen batch variability, a problem that frequently impacts physical stability in end-use solutions. Our R&D group has validated these upgrades with real-world scale-up data, feeding back into process validation protocols.
Customers demanding robust microbial protection for high-value industrial fluids are expected to drive demand, particularly in regions with expanding water reuse and recycling infrastructure. Based on trend analysis, specialty grades that meet increasingly stringent regulatory and environmental scrutiny will see the sharpest growth, notably in personal care and high-purity process water.
Production methods are moving toward closed-system, automated dosing and monitoring. Precision analytics—in-line colorimetry, NIR for moisture content—support real-time release criteria. Applications seeking ultra-low impurity thresholds require more complex multi-stage purification and in-depth traceability throughout the supply chain, pushing investments in data-integrated process networks.
Raw material sourcing now incorporates life-cycle impact evaluation, favoring routes with minimized hazardous side-streams and lower energy intensity. Waste minimization programs, solvent recovery, and post-process effluent management offer measurable reductions in environmental footprint per ton produced. Our plants regularly undergo third-party audits for compliance with local and international green chemistry directives, with continuous improvement targets for VOC emission and energy use based on audit findings.
Technical engineers respond directly to customer process queries, drawing on plant data, application test results, and regulatory compliance documentation to assist in troubleshooting. Many customer incidents arise from integration into multi-component systems; support includes root cause analysis linked to compatibility issues, pH drift, and packaging selection.
Support teams work with formulation partners to optimize dosing strategies and maximize preservation duration. Guidance is tailored to batch size, mixing equipment, and system contamination load. For sectors facing strict regulatory audits, application specialists prepare supporting documentation, including impurity analyses and application compliance test reports.
Post-delivery support includes product performance tracking in client factories, batch investigation and containment in case of variance, and rapid response protocols. Continuous training equips our field technical staff with the tools to support clients during scale-up, change control, or when transitioning between product grades. Feedback loops from after-sales engagements feed directly into new product development and process refinement programs.
Our production facility manufactures bronopol at industrial scale, supporting chemical supply chains across multiple sectors. Through internal process control and investment in equipment, we ensure every batch meets repeatable targets for active content and physical properties. The manufacturing process uses tightly controlled raw material inputs and controlled synthesis steps, resulting in stable, reproducible output. Routine validation against agreed specifications backs up every shipment, giving confidence to procurement and technical teams handling regulatory, commercial, or operational audits.
Bronopol continues to see widespread adoption in water treatment, paper manufacturing, oilfield operations, personal care, and coatings. Its ability to control bacterial growth at low dosages extends system life and reduces unplanned downtime for water systems, cooling towers, and industrial process equipment. Manufacturers in both the pulp and oil extraction industries rely on bronopol for its stable performance in variable pH and temperature environments. The use extends to cosmetic and household formulations where product shelf life and preservative performance are subject to close scrutiny from buyers and regulators.
In chemical manufacturing, consistency translates to fewer operational issues downstream. We apply batch tracking, process analytics, and rigorous spot checks to each production run. This approach limits variance in active content and impurity profile, supporting full compliance with local and international standards. Customers with repeat purchase requirements depend on a reliable product profile—this has become a central point of focus in our continuous improvement projects.
Packaging protects the integrity of bronopol during storage and transit. Our facility fills and seals units under standardized conditions, and maintains traceability via batch coding and digital records. Packaging options include HDPE drums, fiber drums, and optional custom pack sizes for direct-feed or blending applications. We commit to shipment schedules that reflect planned purchasing cycles, supporting both JIT and bulk storage strategies for B2B buyers. Secure warehousing and direct bulk handling at the factory reduce risk of cross-contamination.
Manufacturing buyers and technical users have direct access to technical resources and production experts. Support covers application, compatibility questions, and troubleshooting in downstream formulation or use. Our technical staff understand not only the product but also typical system chemistries, legal requirements, and operational concerns encountered in real-world manufacturing environments. This provides business partners with actionable answers that reduce approval times and streamline implementation or substitution projects.
| Group | Value Delivered |
|---|---|
| Manufacturers | Stable material supply, no surprises on analytical conformity, and straightforward coordination for repeat orders and changing technical criteria. |
| Distributors | Assured origin, transparent batch data, and forward supply scheduling. Enables risk-managed bulk transactions and simplified inventory planning. |
| Procurement teams | Clear specification compliance, access to QMS documentation, and responsive order tracking. Reduces supply chain risk and simplifies validation for distributed production sites. |
The manufacture of bronopol demonstrates what dedicated process control and vertical supply management deliver in industrial chemical commerce. Reliable product, technical responsiveness, and clear batch accountability bring measurable value to partners with demanding requirements. For businesses that depend on dependable inputs, this approach moves the conversation from supply risk to operational improvement and commercial continuity.
Our role as a direct manufacturer places us inside the realities of industrial water treatment. Bronopol continues to stand out among antimicrobial agents for its straightforward chemistry and robust performance. From inside our facilities, we have handled every stage of Bronopol production, which means we see first-hand what it offers when applied to industrial water systems.
Bronopol, chemically known as 2-bromo-2-nitropropane-1,3-diol, depends on its unique ability to disrupt essential microbial processes. The compound works through the release of formaldehyde and nitrite in aqueous environments. Both of these byproducts target cell walls and metabolic pathways, damaging cellular components essential for bacterial survival.
This mode of action does not rely solely on one pathway, which means bacteria and fungi struggle to develop resistance as easily as with single-target agents. Our laboratory analyses confirm Bronopol’s reliable performance across a range of common waterborne microbes, including aerobic and anaerobic species. The result is broad-spectrum antimicrobial utility, especially valuable where water systems run continuous or semi-continuous cycles and suffer from persistent biofilm or sludge development.
Direct experience shows Bronopol displays optimal activity in systems where pH falls within the 5.0 to 7.5 range. It dissolves readily in water and does not form insoluble residues that compromise downstream equipment or filters. Temperature influences its stability: Bronopol remains robust under moderate thermal conditions typical of industrial water circuits. Our technical team regularly advises clients about monitoring temperature and organic load so that Bronopol achieves its full antimicrobial effect without unnecessary product waste.
We continuously evaluate raw material quality and manufacturing techniques to avoid introducing any byproducts that could interfere with Bronopol’s function. Given that industrial water streams often contain ammonia or reducing agents, we encourage routine water analysis, as these compounds may reduce Bronopol’s effectiveness. Our manufacturing systems include controls to optimize the purity and shelf-stability of our product, ensuring predictable dosing outcomes in application.
Operators often ask whether Bronopol can help reduce microbiologically influenced corrosion (MIC). Years of monitoring real-world facility data confirm that proper Bronopol deployment, combined with routine system inspections, significantly lowers microbial counts and slows the progression of MIC. Success depends on both the initial microbiological load and the system’s ability to maintain effective active concentrations.
We equip clients by sharing detailed usage guidance based on common system variables: flow rate, retention time, and organic contamination. Our in-house experts develop site-specific dosing protocols and schedule follow-up visits to inspect outcomes. If water chemistry changes rapidly or if persistent contamination remains, incremental dosing or combination strategies with compatible biocides may be necessary. Direct technical support from the manufacturer’s perspective makes a significant difference compared to generic, off-the-shelf solutions.
Handling Bronopol requires attention to established safe practices in industrial environments. Our standard packaging minimizes contamination risks and ensures the product remains within specification until point of use. Our production process assigns batch-level tracking and quality control on every shipment, with immediate documentation available upon client request. Our active participation in regulatory and technical standards groups keeps us aligned with evolving water treatment guidelines, ensuring that all usage details meet both operational and safety criteria. Our commitment comes from direct responsibility for every kilogram produced, not just from a contractual obligation.
We produce Bronopol in batches tailored for diverse industrial demands. Our production lines support a range of packaging formats, but the choices we provide come from experience with global logistics, customer application needs, and safe material handling. The balance always tilts towards what preserves product quality throughout transit and everyday use at your facility.
Our direct customers often request Bronopol in forms that match existing dosing setups or warehouse routines. For dry powder Bronopol, our most practical unit is the 25 kg fiber drum. We invest in tight-sealing liners inside these drums to hold moisture at bay, protecting the integrity for the shelf life you expect. Bulk users—like those formulating biocides or water treatments on a mass scale—usually select 500 kg or 1000 kg super sacks (FIBCs). These sacks handle automated filling, reduce labor, and make internal transfer safer for your staff.
For clients with limited storage or small pilot projects, we also provide sealed plastic pails and HDPE jerry cans for smaller run sizes. The most common small lot is 5 kg, with 1 kg pails available for specialty use, testing, or R&D. Our packaging line supports these smaller pails in cases where a plant trial or specialty blend does not call for full drum lots. We mark every pack with a batch number that links directly to our production and test records, so traceability stays ironclad.
Our minimum order sizes factor in the stability of Bronopol, warehouse costs, and optimized batch processing in the plant. For our fiber drum and pail packaging, we set the minimum lot at one 25 kg drum. Larger formats like 500 kg super sacks start from a single sack per shipment. These baselines reflect our scheduling efficiency and the need to maintain fresh stock. We see frequent orders at the container-load scale, especially from water treatment customers and formulators exporting to multiple markets. Efficiency in packing also helps us keep lead times short and avoid damage in containerization.
Handling Bronopol calls for packaging that eliminates the risk of caking and accidental spills. We always pressure-test our chosen bags and drums for stacking resistance and impact protection. By holding ourselves to these standards, we lessen claims and simplify routine audits of customers’ usage. Shipping Bronopol globally also requires us to comply with a patchwork of transit restrictions on hazardous goods—so we preempt customs holdups by providing well-documented and labeled consignments.
Another frequent concern is shelf life preservation during long-distance shipping or humid storage environments. We invest in foil and high-barrier liners that reduce product degradation, giving customers a longer window before re-testing or replacement. Our technical service team tracks lot quality and responds with replacement or support if integrity has been compromised in shipment.
Over decades manufacturing Bronopol, we have tuned our packaging and logistics to real-world processing and compliance needs. We don’t run short-cuts on packing costs; we focus on protecting your material investment from the moment it leaves our gate to the point your process engineers break the tamper seal. Custom bulk options are also available for large-scale integration, but always follow tested safety and material handling practices from our R&D and engineering teams. We provide detailed specifications and can adapt to large project rollouts without compromising the supply chain’s consistency or the scheduling of your next purchasing cycle.
Bronopol, known for its antimicrobial properties, leaves no room for shortcuts in shipping or storage. From our manufacturing floor to a container bound for Europe, precise attention to regulatory and safety details is non-negotiable. International movement of Bronopol falls under hazardous materials regulations, and every step from production to delivery ties back to compliance. We ship Bronopol as a regulated substance under UN 3241 for land, sea, and air transport as dictated by IMDG, IATA, and ADR regulations. Each drum, carton, or bulk bag carries the correct labels and hazard markings, aligned with GHS, to signal its classification as an irritant and environmentally hazardous material.
Our shipping documents always include an up-to-date safety data sheet, which details hazard identification, handling precautions, and emergency response guidance. Regulatory bodies demand full traceability, so every outbound shipment is documented with batch numbers matching both quality and material safety standards. For destinations like the EU, the USA, and several Southeast Asian markets, Bronopol requires special customs declarations and may call for REACH pre-registration, TSCA inventory listing, or equivalents. We continuously update our documentation to reflect changing international chemical safety requirements, sparing no effort in training our logistics partners on these policies.
Bronopol’s stability depends on clean, dry, well-ventilated indoor storage away from direct sunlight and incompatible chemicals like strong reducing agents and alkalis. High humidity or heat can degrade product quality or compromise packaging integrity. In our experience, properly climate-controlled warehouses, with robust spill containment measures, have proven essential for maintaining stability from the point of filling through to final use. We advise clients to inspect shipments immediately upon arrival for evidence of moisture ingress, improper stacking, or damaged seals since compliance extends to the customer's site.
Inadequate containment during transport poses contamination and spill risks. To address this, our packing lines use PE-lined fiber drums, robust seals, and desiccant-equipped packaging. Logistics teams trained in hazardous goods handling mitigate the risk of improper loading at each interface—from truck to vessel or airplane. Lost or incomplete documentation commonly causes customs delays or rejections, so proactive regulatory compliance is not just checkbox ticking; it avoids serious commercial disruption.
We offer ongoing training for our partners and end-users, explaining correct handling protocols and emergency measures. This aligns with our commitment to product stewardship and responsible supply chain management. Our technical specialists help customers navigate local regulatory changes and establish fully compliant storage areas on their premises, drawing from years of hands-on shipping experience in markets around the globe. Our ongoing collaboration with regulatory authorities and logistics providers shields our customers from preventable compliance issues, ensuring uninterrupted supply and reliable product quality.
For product inquiries, sample requests, quotations or after-sales support, please feel free to contact me directly via sales3@ascent-chem.com, +8615365186327 or WhatsApp: +8615365186327
