| Names | |
|---|---|
| Preferred IUPAC name | 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one |
| Pronunciation | /ˈkeɪθɒn/ |
| Identifiers | |
| CAS Number | 26172-55-4 |
| Beilstein Reference | 1710473 |
| ChEBI | CHEBI:81914 |
| ChEMBL | CHEMBL4305099 |
| ChemSpider | 2157 |
| DrugBank | DB11107 |
| ECHA InfoCard | '03b7ebce-ee1a-4198-9b52-b0673e7e7c6e' |
| EC Number | 247-500-7 |
| Gmelin Reference | 771262 |
| KEGG | C16554 |
| MeSH | D005759 |
| PubChem CID | 77939 |
| RTECS number | GZ1250000 |
| UNII | 6F25BB7E9F |
| UN number | UN3082 |
| CompTox Dashboard (EPA) | DF12B3AF-CA4E-47C9-A7C0-233F344B8B71 |
| Properties | |
| Chemical formula | C8H9Cl2NO2S |
| Molar mass | 273.8 g/mol |
| Appearance | Clear, light yellow to yellowish liquid |
| Odor | Mildly sweet |
| Density | 1.03 g/cm³ |
| Solubility in water | Miscible |
| log P | -0.49 |
| Vapor pressure | <10 mmHg |
| Acidity (pKa) | “2.0” |
| Refractive index (nD) | 1.410 - 1.430 |
| Viscosity | 75-200 cP |
| Dipole moment | 1.5596 D |
| Pharmacology | |
| ATC code | D08AJ57 |
| Hazards | |
| Main hazards | May cause an allergic skin reaction; Causes serious eye irritation; Harmful if swallowed. |
| GHS labelling | GHS07, GHS05, GHS09 |
| Pictograms | GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H302, H315, H318, H317, H400, H410 |
| Precautionary statements | P261, P273, P280, P302+P352, P305+P351+P338, P333+P313, P337+P313, P362+P364 |
| Flash point | Flash point: >100°C (212°F) |
| Lethal dose or concentration | LD₅₀ (oral, rat) = 66 mg/kg |
| LD50 (median dose) | LD50 (oral, rat): 300 mg/kg |
| NIOSH | RN1034 |
| PEL (Permissible) | PEL: Not established |
| REL (Recommended) | 0.1 mg/m³ |
| IDLH (Immediate danger) | Not established |
| Attribute | Details | Technical Perspective |
|---|---|---|
| Product Name | Kathon | The name Kathon covers a range of isothiazolinone-based biocide formulations, most commonly those produced with a blend of methylisothiazolinone (MI) and chloromethylisothiazolinone (CMIT). Formulations are defined by target application sector and the purity requirements established for end use. |
| IUPAC Name | 5-chloro-2-methyl-2H-isothiazol-3-one (CMIT) and 2-methyl-2H-isothiazol-3-one (MIT) in solution | IUPAC nomenclature distinguishes the isothiazolinone ring system and helps in validating raw material identity and tracking regulatory listings. The ratio of CMIT to MIT is grade-dependent and is validated in-house for every batch. |
| Chemical Formula | CMIT: C4H4ClNOS MIT: C4H5NOS |
Molecular formulas guide reconciliation during synthesis, impurity profiling, and downstream QC release. Each batch is monitored for by-product load as part of process validation, with particular attention to halide variability in the CMIT component. |
| Synonyms & Trade Names | Kathon CG, Kathon LX, Kathon WT, Kathon 886, Bioban, Euxyl K 100, Proxel | Common trade names reflect regional registration and formulation compatibilities. Synonym selection considers labelling regulation, finished product matrix, and labeling obligations under global chemical management systems. |
| HS Code & Customs Classification | 3808.94 | Formulated biocidal products such as Kathon typically fall under HS code 3808.94 as “Disinfectants, put up in forms or packings for retail sale or as preparations,” subject to interpretation by national customs authorities. Declaration is grade- and region-specific since Kathon can be supplied as a technical concentrate or pre-diluted blend formatted for final market and volume packaging. Internal compliance review is part of batch documentation for each outbound consignment. |
Kathon production involves continuous or semi-batch addition of controlled halogenation and methylation in the isothiazolinone structure. Raw material sourcing prioritizes trace-level halogen purity and batch reproducibility to minimize unwanted isomeric subpopulations or dimer/oligomer by-products that complicate purification and can affect treated product compatibility. Key control points in the CMIT/MIT process include temperature management during ring closure, accurate halide dosing, and mitigation of excess free amine, which contribute to off-target color or odor development.
Product storage, shelf life, formulation compatibility, and dosing are influenced by the actual impurity profile and solution stabilizer composition, both of which must be tuned to match transportation and tank storage conditions. High sensitivity to trace formaldehyde donor residues and secondary isothiazolones means that the exact mixture is fine-tuned per customer system. External quality audits focus heavily on release purity, packaging integrity, and validation of batch traceability through electronic records.
Customer-specific grades may specify lower formaldehyde releasers or additional stabilizers for sensitive end uses, such as cosmetics. Each change triggers a process review and stability testing under simulated customer conditions to confirm the absence of process-induced incompatibilities and that final product meets both our release standards and the evolving local legislation.
Kathon products generally appear as clear to slightly yellow liquids. Odor often has a mild chemical note, which persists depending on batch impurities and raw material origins. Form and appearance vary by concentration and formulation, especially between in-can and industrial circulation types. Melting and boiling points do not have relevance in normal handling, since the product is used well below these thermal limits. Flash points cannot be easily generalized given the water-based nature of most commercial grades. Density readings typically fall within a narrow range, but final density depends on grade concentration and diluents used.
Kathon exhibits good stability in closed systems, but reactivity rises in the presence of reducing agents, amines, or strong nucleophiles. Reactivity with metal surfaces and some elastomer components occurs if solution pH drifts outside recommended ranges or if storage deviates toward alkaline or reductive environments. Grades formulated for paint, adhesives, or water treatment may require pH-buffering to limit decomposition and loss of efficacy.
Solubility in water remains high across most commercial grades. For solvent-based formulations, miscibility fluctuates depending on non-aqueous diluents. Solution preparation in industrial practice focuses on gradual addition, constant agitation, and strict avoidance of localized over-concentration, which could induce byproduct precipitation. Process engineers monitor ion content in process water since chelators and hardness ions can impact Kathon performance.
Detailed specification profiles rely on grade and regional approval requirements. Active ingredient content, specific gravity, and residual impurity content fall under core release parameters. End-use (e.g., industrial circulating cooling water, paint preservation, metalworking fluids) dictates formulation strength and allowable stabilizer content.
| Parameter | Standard Grade | High Purity Grade |
|---|---|---|
| Active Content | Typical range, grade-dependent | Defined by customer spec |
| Color | Color index/visual, varies | Lower threshold, batch specific |
| pH (as supplied) | Value depends on dilute formulation | Tighter band, defined by process |
| Impurities | Monitored per QC routine | Lower limits, certified by process |
Impurity profile reflects raw material grade and reaction conditions. Formaldehyde, chlorinated byproducts, and metals traces are routine concerns. Acceptable impurity levels arise from national regulations and customer procurement agreements. Monitoring focuses on process batch consistency, routine retention sample testing, and targeted chemical analysis.
Manufacturing relies on titrimetric, spectrophotometric, and chromatographic techniques for actives and contaminants. Method selection reflects the product grade, required detection limit, and regional standards (e.g., EU BPR, EPA). Each new batch undergoes identity, purity, and shelf stability testing before release for commercial shipment.
Raw phenolic and isothiazolinone precursors require high chemical purity and traceability. Supplier qualification normally extends to back-audits and analytical spot-checks, especially for volatile or trace-sensitivity end uses. Sourcing strategy addresses both supply chain continuity and impurity carryover.
Typical synthesis combines controlled oxidation and cyclization of isothiazolone-forming intermediates, employing aqueous or mixed-solvent media. Process route selection balances yields, control of hazardous byproducts, and scale availability. Reactor design often separates initial oxidation from ring-closure to manage heat release and batch reproducibility.
Process focus lies in real-time feed adjustment, temperature and pH management, and staged addition to prevent hot-spots and polymeric side-product formation. Downstream purification strips off volatile impurities and segregates off-spec product. In-process control leans heavily on inline analytics, and purification relies on filtration and distillation, staff checking clarity and byproduct levels at successive steps.
Final batch eligibility rests not only on analytic conformance, but also on performance tests in simulated end-use conditions. QC departments retain batch samples under accelerated aging and monitor for both active content and microbiocidal efficacy, aligned with downstream customer process simulation protocols. The final release standard is subject to internal quality control criteria and customer requirements.
Kathon’s isothiazolinone core undergoes nucleophilic attack in alkaline conditions, risking breakdown to less active fragments. Common reactions in end-use include inactivation by thiols and amines or slow hydrolysis under sustained high pH. Grade and use case dictate both the reactivity pattern and additive compatibility.
Reactions of the isothiazolinone system show strong sensitivity to pH, with hydrolysis and ring-opening reactions favored at alkaline pH, and good stability under acidic conditions. Addition of solvents, surfactants, or chelators modifies both performance and decomposition rate. For any modification or downstream synthesis, choice of co-reactant and temperature profile has a major impact on yield and product stability.
In manufacturing, the primary focus stays on actives integrity. Most modifications involve blending for targeted end-use biocidal efficacy or pH adjustment to control shelf stability. Downstream derivative production, such as alternate isothiazolinone mixtures, tailors antimicrobial spectra, depending on industrial application need and regulatory allowance.
Recommended storage remains in tightly closed, non-metallic containers, out of direct sunlight, with ambient temperature avoiding both freezing and sustained heat. Humidity control is less critical in aqueous grades, but ingress of air or reactive gases accelerates breakdown. Practice often includes routine drum inspection for venting or seal failure. Excessive light exposure favors color shift and active degradation, particularly in transparent packaging.
Polyethylene and glass containers offer best inertness for medium-to-long term storage. Metal-contact must be evaluated for corrosion risk and ingress of metal ions, particularly where product returns for consignment or rebatch are involved. Compatibility trials with new container materials are routine prior to scale purchasing to assess risk of leaching or product instability.
Shelf life depends on both concentration and storage conditions, with low-grade and diluted products more prone to breakdown. Accelerated aging tests guide best-before dates. Common signs of degradation include color shift, loss of odor clarity, or minor precipitation. Field complaints typically arise from overdilution, lengthy storage in poorly-sealed drums, or incompatible formulation additives.
Kathon falls under severe skin sensitizer and acute aquatic toxicity categories based on GHS criteria. Packaging and workplace labeling clearly identify both physical hazards and chronic exposure implications. Product grade and application strength influence hazard communication elements, and safety data alignment with local requirements is routine during batch documentation.
For all concentrated grades, direct skin or eye contact can produce irritation or allergic response. Appropriate statements focus on personal protective equipment, first aid for splash incidents, and spill mitigation. Operations review each batch labeling to ensure explicit hazard warnings consistent with latest regional regulations and toxicity findings.
Acute exposure effects and chronic toxicity profiles draw from both manufacturer-conducted studies and regulatory data summaries. Production runs for consumer-contact applications use internal data and customer-supplied toxicological limits as batch acceptance criteria. Lower-concentration grades address downstream use scenarios where user exposure cannot be excluded.
Workplace handling guidance rests on local occupational limits and process monitoring. Safety training for plant personnel emphasizes avoidance of skin contact and airborne mist generation. Ventilation, glove selection, and emergency washing stations all receive special review at periodic HSE audits, and remote filling operations prioritize closed-loop transfer systems.
Industrial production of Kathon primarily depends on the upstream integration of isothiazolinone intermediates. Output volumes vary by process route and plant configuration—batch reactors focus on flexibility for multi-grade requests, while continuous runs target bulk tonnage. In regions with robust chemical infrastructure, capacity scaling tracks raw material and utility availability more closely than workforce constraints. Production line maintenance shutdowns, regulatory inspections, and feedstock disruptions are the main factors affecting seasonal availability. Allocation policies shift during periods of heightened demand or limited precursor supply, with higher-purity and specialized grades reserved for key contract accounts.
Standard lead times depend on grade and packaging size. Bulk industrial containers usually follow a 2-4 week lead window if stable upstream supply holds, but specialty or microbe-count-specific batches for pharma or cosmetics use require additional QC, sometimes doubling lead time. Typical minimums differ by region; tonnage lots are standard for OEMs, while smaller, tightly specified orders often carry premium surcharges or extended lead times to optimize batch changeover and reduce contamination risk.
Packaging configurations reflect application and transport safety requirements. Drum and IBC totes dominate industrial bulk transport, with barrier-lined pails for sensitive formulations. Options may change based on destination country, customer filling line compatibility, and hazard class transport compliance. Custom labeling for regulatory mandates or downstream batch traceability often triggers additional documentation and internal sign-off steps.
Shipment modes prioritize stability during transit—temperature control may be required for certain blends. INCO terms and payment deadlines reflect market trust and customs complexity; longer credit terms align with long-term supply agreements for major manufacturers, while new buyers usually observe advance or LC terms tied to lot release and QA clearance. Export compliance for controlled isothiazolinones remains a recurring checkpoint, especially for cross-border trade involving regulated blends.
Process scale and sourcing strategy shape the input cost structure. Methylisothiazolinone (MIT) and chloromethylisothiazolinone (CMIT) pricing sets the cost floor; price swings in precursor chemicals (such as sulfur, amines, and chlorinating agents) ripple directly into finished goods costs. Energy, solvent recovery, and waste effluent handling form the non-trivial secondary cost layer. Regional differences in utility prices and regulatory fees significantly shift margin structures.
Raw material costs fluctuate due to global supply shocks (chlorine, ammonia), shutdowns at major feedstock plants, and shifts in capacity utilization at upstream intermediate plants. Market impacts from industrial accidents, compliance actions, or anti-dumping investigations can spike costs for many quarters. Exchange rate volatility also distorts import/export pricing in regions lacking local synthesis routes. Regulatory crackdowns on isothiazolinone content or residuals have led to extra purification steps, further pushing finished product costs.
Price differences follow grade stringency: technical grade for industrial biocidal use sits at the entry price tier, while high-purity, low-residual-certified versions for cosmetics and personal care fetch substantial premiums. Third-party certification (REACH, EPA, GB standards) and guaranteed preservative efficacy or low allergenicity drive price gaps. Packaging configuration—especially barrier versus standard drum—directly affects the delivered price, especially for materials with low tolerated impurity windows.
Major global producers cluster in East Asia, North America, and Western Europe. Regional capacity expansions have balanced out legacy supply imbalances, with spot shortages still possible during unexpected regulatory shifts. Demand runs highest in water treatment, paints/coatings, and personal care, but regulatory scrutiny in developed markets steers new volume into segments with higher permissible thresholds.
| Region | Trend |
|---|---|
| US | Stable demand for industrial and personal care segments; ongoing compliance with EPA review tightens high-purity segment requirements. |
| EU | Gradual tightening of isothiazolinone thresholds in personal care/skincare; REACH and biocidal directive compliance pressure persists. |
| JP | Mature market focused on high-purity and cosmetic grades; steady demand, occasional impact from trade policy reviews. |
| IN | Expanding demand for generic technical grade, especially in water treatment and paints; limited domestic synthesis base relative to demand. |
| CN | Largest global producer; compliance inspections and temporary capacity curtailments influence regional and export prices. |
Industry consensus points to stable-to-firm prices through 2026, with risk weighted to upside if regulatory costs or raw material disruptions increase. Regional regulatory tightening—especially in the EU for consumer applications—may push higher prices for certified grades. Supply chain shocks (feedstock, logistics disruptions) could generate short-term volatility. Large buyers with multi-year contracts should see flatter price curves, while spot and export buyers face more frequent adjustment risk.
Forecasts compile market survey data, quarterly supplier benchmarks, public regulatory bulletins, and association-level trade statistics. Internal manufacturing cost models and plant utilization assessments validate underlying assumptions. Third-party chemical price indices provide supplemental guidance for short-term fluctuations analysis.
Industry has tracked recent REACH discussions on lower allowable residuals and allergenicity concerns in the EU. Major US buyers increased audit scrutiny on overseas sources, pushing up demand for certified and traceable lots. Downstream users in Asia and Latin America increased restocking following upstream disruptions in the first half of the year.
Updated limits for isothiazolinone blends in personal care have come into effect in multiple jurisdictions. EU CLP and US TSCA notifications prompted production process modifications for skincare and rinse-off applications. Asian and South American regulatory agencies are reviewing harmonization with OECD frameworks, especially regarding impurity control, labeling, and export documentation.
Producers initiated investment in advanced purification and in-process monitoring systems to address lower impurity limits and new detection methods. Multi-national suppliers conducted scenario planning for regional regulatory changes, redirecting inventory to less regulated applications when necessary. Some manufacturers moved to dual-track certification for major export lots to maintain access to both US and EU markets with a single production stream. Internal release specifications have tightened, especially for declared preservative activity and allergen content, with batch consistency protocols strengthened using additional routine QC sampling and third-party validations.
Kathon finds consistent performance in sectors that need reliable control of microbial activity. The bulk of demand comes from water-based systems that cannot tolerate microbial contamination, including metalworking fluids, water-based coatings, adhesives, latex emulsions, detergents, and certain raw material preservation scenarios. In industrial recirculating systems, biocide requirements often tie directly to make-up water quality, system run time, and the bioburden of incoming process streams. In paints and coatings, formulation complexity and interaction with other additives become central to biocidal stability and distribution.
| Application | Recommended Grade(s) | Considerations |
|---|---|---|
| Metalworking Fluids | Kathon CG/ICP | Grade selection reflects control for coolant dilution level and compatibility with corrosion inhibitors, foam suppressants, and system pH. Metal leaching, foaming, and odor control depend on final formulation components. |
| Water-based Paints & Coatings | Kathon LX, Kathon 886 | Waterborne formulations need grade reliability for low-VOC compliance, low impact on viscosity, and minimal color shift. Shelf-life extension demands consistent antimicrobial coverage. |
| Adhesives | Kathon LX | Susceptibility to bacteria and fungi rises in water-based glues. Grade purity impacts final adhesive clarity and storage stability. |
| Detergents & Cleaners | Kathon WT | System foaming, fragrance compatibility, and end-use safety profiles are important. Grades for surfactant-heavy blends are selected to avoid unwanted interaction with builder salts or oxidizing agents. |
| Process Water, Pulp & Paper | Kathon WT, Kathon 886 | Continuous dosing depends on incoming water quality; system monitoring plans should factor natural organic content and temperature cycling to avoid rapid degradation. |
Start by specifying the use environment and system. Applications in high-organic-load systems require a robust, fast-acting grade; long-duration, low-use scenarios may need slower enzyme-release kinetics. Outlining the physical and chemical stressors expected during use will shape grade requirements.
Each destination market imposes its own set of biocide registration, labeling, and end-use limitations. Quality assurance tracks changes by market, and compliance staff review all grade documentation to confirm status aligns with latest biocide or product registrations. Non-conformance here may delay delivery or limit grade selection. Certain regions block use of specific active substances or impurity classes, so regulatory review occurs before batch qualification.
Purity targets are not universal. In clear or transparent formulations, trace byproducts risk discoloration or haze. In high-performance industrial systems, persistent impurities can influence deposition behavior or degrade over time, affecting long-term use. Documented customer specs or process audits determine purification intensity and which grade meets visibility, odor, or side reaction limits.
Grade choice influences delivered price due to batch size efficiency, raw material intensity, and required purification. Bulk volumes may support tighter batch control or allow for custom grade production. Budget-critical situations may accept technical grades if there’s tolerance for small increases in minor components or process-related impurities.
A sample of proposed grade is reviewed in the end-use system or process. Feedback documents interaction with components, long-term stability under storage conditions, and performance against targeted bioburden. Production teams track any deviations versus plant reference batches. Batch consistency and in-use validation decide final qualification for ongoing procurement.
Our Kathon production sites implement management systems registered under internationally recognized quality frameworks. Certification decisions draw on audit feedback, variance trend analysis, and evidence of ongoing improvement initiatives. Periodic third-party audits and customer-required supplier evaluations support continual process evaluation. Internal protocols emphasize traceability from raw material entry to batch release. Engineering and technical staff validate that reactor, blending, and packaging lines operate within validated ranges calibrated for the specific product grade.
Kathon grade and application segment influence which end-use certifications are pursued. Requirements from industrial, water treatment, and FMCG customers frequently drive the need for microbiological challenge data, heavy metal screening, and regulatory listings. EU BPR, US EPA, or PIC/S registration status may apply by downstream application and region. Documentation of compliance with specific customer protocols, such as environmental screening or allergen-free manufacturing, follows defined workflows. Final certification package contents depend on grade, application, and customer specification.
Manufacturing documentation for each Kathon batch includes process orders, raw material certificates, and in-process QC logs. QC results, validated test methods, and certificate of analysis (COA) drafting adhere to internally defined review cycles. Release reports include summary documentation of critical control points and any deviation investigation resolutions. Customers requesting regulatory or technical disclosure receive detailed composition statements, shelf life rationale, and storage stability studies specific to their use scenario, not a generic product summary. Batch documentation archives meet local legal, industry, and customer-specific retention rules.
Kathon manufacturing runs are scheduled based on confirmed forward contracts, buffer stock planning, and anticipated campaign batch demand. Production teams tune campaign batch size to market need, balancing efficiency with order flexibility. Contract options include fixed-term supply, demand-following schedules, and emergency batch assignments for critical customers. Volume agreements can include rolling forecast mechanisms or defined allocation quotas during peak market demand periods. Commercial discussions cover lead time expectation, logistics risk mitigation, and inventory reallocation processes between market segments.
Core Kathon capacity rests on continuous sourcing of critical raw materials, priority preventive maintenance for high-usage reactors, and alternative route analysis to address feedstock or energy market disruptions. Plants operate with validated back-up equipment and finished goods buffer zones, mapped against potential regional distribution bottlenecks. In periods of supply chain stress, routine management reviews determine production line prioritization and implement dynamic dispatch planning. Product offered to external buyers will only be released after all internal process controls meet batch criteria and supply chain readiness has been confirmed.
Sample requests proceed through a technical qualification step, matching grade to intended formulation or process scenario. Pre-shipment protocols confirm container compatibility, shipping stability, and regulatory paperwork by country. Sample packs undergo tailored QC per customer-supplied methods or according to internal screening if application context is not disclosed. Each applicant receives a sample shipment record that incorporates both batch QC data and technical clarification on any queries regarding formulation or downstream processing. The cycle times and sampling quantities are adaptable to customer project timelines, subject to production and logistical constraints.
Business cooperation modes for Kathon stretch from fixed, quarterly volume contracts to ad hoc, spot negotiation responsive to customer project triggers. Structured call-off agreements grant rapid dispatch for routine users, while customizable minimum order quantity allows scale testing for new applications. Collaboration may integrate technical support, co-development of specialty grades, or logistics interface including direct shipment, consignment inventory, and vendor-managed inventory (VMI) scenarios. For joint scheduling and innovation partnerships, multi-functional teams from quality, production, commercial, and R&D work directly with customer engineering and procurement. Key deliverables and workflow timing are defined by mutual operational reviews, not generic process templates.
Technical teams focus on optimizing isothiazolinone blends in Kathon, targeting improved microbial control and lower dosage for aqueous systems. Research continues on minimizing unwanted by-products in synthesis, especially concerning formaldehyde and other trace organic residues. Projects often address optimizing the ratio of active components for different water-based formulations, with ongoing bench trials on synergistic effects with alternative biocides to reduce regulatory pressure.
R&D groups explore Kathon’s use in new application fields driven by trends in waterborne coatings, oil recovery, and personal care formulations demanding low-VOC and formaldehyde-free preservatives. Environmentally regulated sectors, such as pulp and paper or textiles, regularly request modified Kathon grades with enhanced compatibility and reduced allergenic potential. Testing protocols continually expand to reflect specific in-use conditions, especially with complex formulations in paints and inks.
Process engineers routinely address the tendency for certain trace impurities to build up based on process consistency. Enzyme inhibition in specific downstream formulations remains a technical hurdle, where small shifts in formulation pH and ionic strength influence stability. Advances in continuous process monitoring equipment have produced tighter batch-to-batch performance, reducing off-spec releases. Reports from production note that sensitive applications, especially in cosmetic and personal care, require robust documentation for absence of sensitizing residuals, which calls for ongoing process updates based on the latest analytical methodologies.
Interest from end-users in hygiene, coatings, and industrial water treatment continues to drive consistent demand for Kathon, albeit with ongoing adaptation to local regulatory pressures. Regions implementing tighter isothiazolinone exposure controls accelerate demand for tailored solutions rather than “one grade fits all.” Market feedback indicates end users expect improved safety documentation and more granular application guidance, rather than generic product sheets.
Plant upgrades over the next cycle will likely introduce digital batch traceability and advanced impurity mapping at scale. Recycling process streams and solvent recovery will gain further technical priority, with pilot-scale trials already showing improved mass balance for core raw materials. On the bench side, collaboration with reagent suppliers yields advanced stabilizer systems for Kathon blends, making storage and handling more robust for extended supply chain durations.
Continued assessment of raw material sourcing and alternative synthetic pathways aims to address both downstream user concerns and evolving eco-label requirements. Internal technical reviews prioritize batch waste minimization, and most recent annual audits include a focus on water-use efficiency and closed-loop solvent systems. R&D works with toxicology consultants to refine grades targeting “free from” allergen claims, increasingly requested by customers in consumer-facing applications.
Application support teams provide end-to-end technical discussion for Kathon integration into target formulations, including review of critical process parameters affecting preservative stability and function. Customers regularly require interpretation of physical and chemical property data to match site-process realities—teams advise on pH, temperature, and blending sequence impacts on Kathon performance.
Field engineers visit customer plants to assess system compatibility, supporting root-cause analysis for unexpected odor, color drift, or preservative drop-out during long-term storage. Support extends to guidance on grade selection to accommodate specific water chemistries or regulatory scenarios. Troubleshooting commonly addresses shear stability, interaction with surfactants, and management of focal points in closed water loops to avoid over- or under-dosing.
Technical groups document and archive all customer-specific application reviews, maintaining records for problem traceability and continuous improvement. Routine technical feedback channels allow joint review of field performance data, and positive outcome of corrective actions becomes part of internal specification improvement cycles. Commitment to detailed root-cause reporting and active technical follow-up stands as the company benchmark for after-sales engagement, ensuring that each identified issue is managed to resolution by a named technical contact.
Kathon is a microbicide that plays an essential role in water-based industrial formulations. Over years of experience in chemical manufacturing, our facility has built a dedicated production line where we synthesize Kathon under strictly managed conditions. Every stage, from raw material selection to final blending, runs under direct supervision on-site. This approach allows us to make real-time adjustments based on in-process lab data, keeping performance and product integrity stable throughout each batch.
Kathon delivers consistent results to manufacturers handling paints, adhesives, inks, coatings, and metalworking fluids. In large-scale paint factories, operations often halt due to microbial contamination—responsible for foul odors and viscosity loss. Kathon, formulated here in-house, deals with these risks directly in the mixing tanks. Adhesive and latex producers have noted the reduction in production downtime since integrating our product. Water treatment facilities and oilfield service companies also rely on this solution, noting its predictable performance in demanding process lines.
Our control over every step, from reaction chemistry to finished product inspection, sets the foundation for reliability. Automated systems track temperature, mixing rate, and raw material input during synthesis. Each batch undergoes a verification process using gas chromatography and titration before release. Lab staff run additional preservation efficacy tests on in-house samples drawn from every production day. Customers can expect each delivery to match the agreed-upon profile, supported by direct data from our own quality lab.
Industrial buyers often need flexibility in pack sizes and documented handling. Our packaging facility fills bulk drums, IBCs, and smaller pails directly from the reactor line, reducing the chance for contamination or mix-up. Certified batch traceability accompanies every shipment, and supply logistics work directly with our loading facility to arrange freight—whether the requirement involves full-container vessels or recurring contract deliveries. As the manufacturer, we handle all labeling, documentation, and regulatory checks internally and can adapt packing to meet individual site requirements.
From transition support to troubleshooting, our technical staff include chemists and engineers who work in the manufacturing process daily. This team tracks field data and customer trials in direct conversation with plant operators, not through third parties. Industrial users often need advice tailored to their plant’s specific equipment or process conditions. We assist with onsite application studies, system cleaning guidelines, and dosage optimization, all backed by hands-on manufacturing experience and lab verification.
Buyers managing operational budgets look for stable quality and predictable supply. By holding direct control over production throughput, batch scheduling, and raw inventory, we prevent supply-line disruptions that can lead to lost revenue or plant stoppages. Distributors can count on transparent batch data and logistical support without intermediary layers. For procurement teams, purchasing directly from the producing factory means having a clearer view of compliance and delivery timetables, helping to support sustainability audits and cost-control targets in the sourcing workflow.
Maintaining a reputation in the chemical industry depends on consistent output and willingness to adapt to changing customer needs. Operating as the direct producer of Kathon, our facility’s approach focuses on manufacturing visibility and hands-on service over the life of every supply contract.
Kathon has carved out a clear role as a microbicide in the industrial water treatment field. Daily, our chemists and production teams see firsthand the challenges and requirements that operators face when dealing with microbial fouling in recirculating cooling systems, paper mills, and other large-scale water applications. The fine balance between controlling microbes and protecting materials drives our ongoing technical support.
Our experience points to an initial Kathon dosage range between 50 to 150 parts per million (ppm) based on the active ingredients for shock treatments. Regular maintenance dosages land between 10 and 50 ppm. The exact target depends on system load, organic content, temperature, and biological demand. Some systems with heavy biofilm or quick turnover call for higher initial slug doses to break through established colonies, then shift to lower levels for routine control. The key is regular monitoring—microbial counts and visual inspections remain the top indicators for adjustments.
We recommend adding Kathon directly to the sump or reservoir of recirculating water systems. Dosing works best with metering pumps that deliver the product at controlled rates. For smaller systems, some facilities opt for batch dosing directly to the water. Our production process ensures Kathon is fully miscible and disperses rapidly, minimizing any risk of localized overconcentration. During commissioning or following major system cleanings, we advise ramping up to the higher end of the shock range. Routine preventative dosing saves operators time and safeguards asset integrity.
Overdosing won’t improve results, but it will increase operating costs and may stress system materials. We’ve seen issues in the field where poorly calibrated pumps or skipped measurements led to either excessive chemical use or unexpected biological blooms. Our technical team helps facilities set up titration schedules and verify real-world performance. Years of industrial feedback underline that a good dosing system pays for itself, both in chemical savings and reduced downtime.
Our standard packaging is designed for industrial dosing setups—drums and totes that integrate directly into feed systems. We provide clear storage and handling recommendations based on the product’s chemical profile and regulatory requirements. Training site staff in proper use and regular inspection routines keeps applications safe and consistent. For detailed compliance or site-specific support, our documentation team provides up-to-date technical literature tailored to the application in question.
Direct experience has taught us that every water system responds differently to microbial control programs. We keep a feedback loop open with plant engineers and maintenance teams, adjusting suggested dosing methods as new data emerges. Our in-house laboratories test both product quality and on-site samples from customer systems, aiming to close the gap between theory and plant-floor reality. This collaborative approach helps industrial operators extend equipment life, lower energy use, and stay on top of system health with minimal disruption.
Kathon’s role in industrial water management rests on clear, practical dosing and application. We bring a manufacturer’s perspective rooted in actual plant data, continuous process refinement, and close technical support for every new implementation. By focusing on reliable dosing levels and hands-on operator training, we make sure our product delivers both consistency and long-term value in real-world conditions.
Kathon remains an essential preservative for many industries seeking microbial control in formulations ranging from metalworking fluids to paints and adhesives. As the manufacturer, our responsibility starts with ensuring the right product arrives on time in suitable packaging, matching both plant requirements and shipping constraints. Over several decades of producing Kathon, we have established direct logistics chains, flexible filling operations, and real-world understanding of production and delivery timelines that align with industrial needs.
Bulk users often have process-scale requirements. The majority of clients order Kathon in 200 kg polyethylene drums or 1,000 kg IBC tote tanks. We stock both configurations at our filling facilities and can adapt to order volumes based on actual demand. Larger packaging not only fits most automated dosing stations, it helps minimize the logistical risk of multiple small-volume batches that can introduce inconsistency in inventory and plant scheduling. Metal pails, small cans, or laboratory bottles do not support operational flow for commercial manufacturing, which is why we rarely recommend them for serious industrial usage. For project needs exceeding 20 metric tons, we supply dedicated ISO tank containers filled straight from our batch reactors to maintain product integrity until arrival at your site.
Lead time for bulk Kathon depends on current production scheduling, ongoing plant maintenance, and seasonal demand spikes. On average, we fulfill drum and tote orders within 7–14 days from order confirmation when standard stock-keeping units are specified. For customers operating continuous production lines, pre-scheduled call-offs with blanket purchase orders enable us to reserve raw materials and plan filling schedules, often reducing lead times below one week.
Large-scale ISO tank orders, destined mostly for intercontinental shipment, require at least three weeks’ advance notice. This window covers raw material sourcing, batch campaign routing, sanitary tank preparation, and third-party container inspection before release. Delays can occur around national holidays or during regulatory inspections, which we openly communicate as soon as planning begins. Our team believes transparency keeps your planning reliable, letting you sequence tank farm receipt, site unloading, and inventory flow without last-minute surprises.
Direct filling from manufacturing to bulk containers reduces transfer steps, which translates to lower chances for product degradation or contamination. Customers with site-specific requirements—for example, nitrogen-blanketing, custom-labeling, or batch segregation—can brief us at ordering, and we’ll adjust our workflow to prevent mix-ups or delays further down the supply chain.
Handling any biocide in bulk poses regulatory, safety, and quality requirements beyond regular chemicals. Our drum and IBC filling stations are certified for hazardous materials, and our transport partners hold the necessary permits for ADR-compliant transit. Every shipment includes up-to-date documentation, original manufacturer lot numbers, and technical guidance for safe onsite transfer and storage. This direct accountability reduces paperwork disputes, shipment rejections, and downstream compliance risk for your facility.
Our packaging and logistics approach for Kathon reflects decades of experience navigating unpredictable demand, strict regulatory controls, and plant operator feedback. If your operation planners or receiving teams have specific site restrictions, dimensions, or inventory protocols, our production and technical representatives engage directly—no middlemen, no vague promises. Our reputation as a manufacturer stands on getting the right bulk package to your dock on a reliable schedule, with clear factory traceability every step of the way.
As a direct manufacturer of Kathon, we face transportation challenges that go far beyond routine logistics. Kathon is recognized as an effective biocide, but its reactive properties mean that international shipment calls for strict adherence to dangerous goods regulations. Our teams coordinate tightly with certified carriers who maintain compliance with international frameworks such as the IMDG (International Maritime Dangerous Goods) Code and IATA Dangerous Goods Regulations for sea and air transit. Every load leaves our factory packaged in accordance with UN-approved standards. These robust containers withstand rigors of transit and minimize any chance of leaks or accidental exposure, which remains a top operational priority on our end.
Labeling requires accuracy. We utilize durable hazard labels, clear product identifiers, and transport documents that meet regulatory expectations for every customs authority along the route. Our shipping documents include the UN number, proper shipping name, hazard class codes, and emergency contact details for immediate response. Some regions place additional local requirements on transit permits and driver certifications; our compliance specialists ensure every shipment matches these specifics, avoiding any costly border holds or legal complications.
From the moment Kathon is produced, our storage approach prioritizes product stability and personnel safety. We maintain cool, ventilated, and dry warehouses with restricted access zones and ongoing employee safety training. Because Kathon has corrosive and sensitizing properties, direct sunlight, excess heat, and contact with metals or incompatible chemicals can impact performance or pose hazards. Standard operating procedures call for regular inspection routines, spill containment systems, and emergency response equipment at all handling points from our production site through partner depots abroad.
Tank integrity and packaging protection underpin safe stock rotation for both drum and IBC options. We track environmental controls with real-time sensors, allowing us to monitor for fluctuations that could compromise the product or the safety of our teams. Returnable containers are cleaned according to strict protocols before re-use, both to maintain quality and to comply with waste management rules seen in many advanced regulatory markets.
Complying with global chemical regulations is non-negotiable in our line of work. Kathon materials fall under several control regimes, including REACH (for Europe), TSCA (for the United States), and other country-specific chemical control acts. Our regulatory specialists constantly monitor updates to these frameworks and adapt our REACH registration dossiers, Safety Data Sheets, and Technical Data Sheets as new scientific findings or rules come forward. This reduces clearance delays and reassures customers their supply chain remains uninterrupted and legally sound.
Export documentation accompanies every international consignment from our factory. This includes up-to-date Safety Data Sheets translated into the importing country’s language, Certificates of Analysis issued batch-by-batch, and declarations accounting for all restricted substances outlined in the country of destination. We maintain full traceability of each shipment. Should regulatory authorities require additional information or on-site auditing, our technical team provides prompt and accurate documentation to verify compliance without delay.
Our direct manufacturing model brings us face to face with the practical realities of international Kathon supply. We invest heavily in staff training, robust packaging, and regulatory expertise because shortcuts are not an option. By maintaining this rigorous approach, our customers receive high-quality biocide with full transparency and consistent safety from our factory floor to their facility—no matter which ports or borders the shipment must cross.
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
