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5-Chloro-2-methyl-4-isothiazolin-3-one/2-Methyl-4-isothiazolin-3-one CMIT/MIT-14% Divalent

    • Product Name 5-Chloro-2-methyl-4-isothiazolin-3-one/2-Methyl-4-isothiazolin-3-one CMIT/MIT-14% Divalent
    • Chemical Name (IUPAC) 5-chloro-2-methyl-4H-isothiazol-3-one/2-methyl-4H-isothiazol-3-one
    • CAS No. 26172-55-4/2682-20-4
    • Chemical Formula C4H4ClNOS/C4H5NOS
    • Form/Physical State Liquid
    • Factory Site Room 1806, Haitong Building, Jiangning District, Nanjing, China
    • Price Inquiry sales10@jeiferpharm.com
    • Manufacturer Nanjing Ruisheng Pharmaceutical
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    238424

    Product Name 5-Chloro-2-methyl-4-isothiazolin-3-one/2-Methyl-4-isothiazolin-3-one CMIT/MIT-14% Divalent
    Common Abbreviation CMIT/MIT
    Active Content 14%
    Appearance Light yellow to yellow transparent liquid
    Odor Characteristic pungent odor
    Ph Value 2.0-4.0 (at 25°C, as supplied)
    Solubility Miscible with water
    Density 1.15-1.18 g/cm³ (at 25°C)
    Chemical Formula C4H4ClNOS / C4H5NOS
    Cas Number 55965-84-9
    Main Component Ratio CMIT:MIT ≈ 3:1
    Usage Biocide, preservative in personal care and industrial products
    Stability Stable under recommended storage conditions
    Storage Conditions Store in a cool, well-ventilated area, away from sunlight

    As an accredited 5-Chloro-2-methyl-4-isothiazolin-3-one/2-Methyl-4-isothiazolin-3-one CMIT/MIT-14% Divalent factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 5-Chloro-2-methyl-4-isothiazolin-3-one/2-Methyl-4-isothiazolin-3-one CMIT/MIT-14% Divalent is packaged in a 25 kg blue plastic drum.
    Container Loading (20′ FCL) The 20′ FCL container loads 16,000 kg net weight of CMIT/MIT-14% Divalent, packed in 200 kg plastic drums.
    Shipping The chemical **5-Chloro-2-methyl-4-isothiazolin-3-one/2-Methyl-4-isothiazolin-3-one CMIT/MIT-14% Divalent** is shipped in tightly sealed, HDPE drums or IBC tanks. It should be stored in a cool, ventilated area, away from sunlight and incompatible substances. Handle with protective gear and comply with all relevant hazardous goods transport regulations.
    Storage Store 5-Chloro-2-methyl-4-isothiazolin-3-one/2-Methyl-4-isothiazolin-3-one (CMIT/MIT-14% Divalent) in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances such as strong oxidizers and reducing agents. Keep the container tightly closed, clearly labeled, and protected from freezing. Use chemical-resistant containers and ensure access to emergency spill containment measures.
    Shelf Life Shelf life of 5-Chloro-2-methyl-4-isothiazolin-3-one/2-Methyl-4-isothiazolin-3-one (CMIT/MIT-14%) is typically 1 year under cool, dry conditions.
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    Certification & Compliance
    More Introduction

    Introducing Our CMIT/MIT-14% Divalent: Built by a Manufacturer Who Knows Isothiazolinones from the Reactor Up

    Why Our Experience Matters to Your Process

    Every batch of 5-Chloro-2-methyl-4-isothiazolin-3-one / 2-Methyl-4-isothiazolin-3-one CMIT/MIT-14% Divalent leaves our plant carrying more than a list of assay values. It holds the lessons of years spent perfecting every reaction and understanding what users in the pulp and paper, paint, water treatment, and personal care industries face on the ground floor. Our plant managers, chemists, and QC specialists have stood in the scrubbed halls where isothiazolinone blends demand control, precision, and awareness of real-world pitfalls: batch-to-batch stability, raw material variability, and the day-to-day challenges in downstream applications. This isn’t a commodity churned out under a dozen labels. It’s our flagship microbial control solution, produced for those who require more than a logo and a label.

    Inside CMIT/MIT-14% Divalent: What It Means for Your Process

    This product combines 5-Chloro-2-methyl-4-isothiazolin-3-one (CMIT) and 2-Methyl-4-isothiazolin-3-one (MIT) in a standard 3:1 molar ratio, blended into a 14% active solution. Unlike single-component preservatives or lower-grade blends, this mixture has shown, in our hands and those of our industrial customers, a broader spectrum of control against both gram-positive and gram-negative bacteria as well as fungi. In the oxic challenge tanks and microbial load tests run by our own lab, this blend consistently reduces colony-forming units far faster than many alternative actives, including straight MIT and legacy formaldehyde donors. During periods of heavy bioburden, our customers have relied on this formulation to avoid downtime and off-spec tons—especially in cooling towers, decorative paints, polymer emulsions, and process water.

    How Divalent Cations Make a Difference in Stability

    Many buyers outside the manufacturer’s floor may overlook the effect trace metal content has on both shelf life and compatibility. Our Divalent grade includes carefully controlled levels of magnesium and calcium ions. Unlike sodium-form products or generic grade biocides, this specific cation blend supports the chemical stability of isothiazolinones in dilute alkaline environments—something we have perfected after observing product degradation in real-use trials at customer plants. In our own in-house stress tests, the presence of these divalent ions has cut precipitate formation and reduced polymer destabilization, which often goes unnoticed in short-term lab settings but becomes a real issue in large-scale use. For high-throughput systems running with variable water chemistries, feedback from both our own staff and external customers has shown this formulation tolerates process variability without losing antimicrobial power.

    We Make What We Sell—and It Shows in the Details

    As manufacturers, we control every step from raw material sourcing to packaging and shipment. Our reactors use precision dosing ascorbate and controlled pH holding, a technique that consistently yields product with active content within 0.1% of the declared figure. Far from a line on a data sheet, this level of process control is essential. During plant audits, our chemists have fielded tough questions about isothiazolinone hydrolysis, CMIT/MIT ratios at the tail end of shelf life, and detection of side products. We run stabilization and long-term storage trials ourselves and welcome third-party validation. Each batch carries its documented analysis—not a rubber stamp, but a commitment honed over dozens of scale-ups, pilot trials, and technical emergencies requested by partners when they were unable to source reliable material elsewhere.

    Usage Built Around Real-World Demands—From Drum Handling to System Integration

    Merely formulating a product for specification compliance misses the nuances that only plant-side experience uncovers. The viscosity of our 14% CMIT/MIT makes for easy handling with standard dosing pumps—no need for heated lines or specialized equipment. Drums and IBCs are lot-traced to assure users that active content and pH land right where they expect. Shipping partners work with us directly; we don’t push the burden of broken drums or missed deadlines onto the next reseller. Our engineers have spent hours on-site with customers, testing flow rates, dilution ratios, and blending protocols so that defects downstream rarely occur. These are the details that matter—details that have caused operators in paints, pulp slurries, and reverse osmosis systems to choose our material again after others failed in process or storage.

    Application Insights from the Field—And From the Shop Floor

    Operators using our 14% blend report smoother startup and shutdown cycles. Microbes rarely get a foothold even after extended plant idling. For end users formulating paints, adhesive binders, or latexes, consistency of active content affects performance and end-use safety—a fact we see repeated in customer returns and lab swabs, not just audit reports. Some of our pulp and paper clients, running alkaline loops or processes with recycled water, struggled with separating fines and state shifts until switching to our CMIT/MIT with divalent cations. The difference comes from our attention to secondary and trace by-products, not simply from matching an assay. Our production team accommodates these realities. It’s more work, but the result stands up to demanding environments: high and low pH systems, variable temperature exposures, and constant cycling.

    How Our CMIT/MIT-14% Divalent Differs from Commodity Products

    There’s a wide gap between a true manufacturer’s product and relabeled generic stock. In some markets, untraced blends flood the supply chain, assembled from spot purchases and moved through a web of resellers. With these, test results, stability, and impurity load shift from drum to drum. We built our production around traceability, not just compliance. Our team can track every drum’s raw material lot, process time, and test result. Several generic versions on the market show variability in the CMIT to MIT ratio as high as 15%; ours never strays from the target. Premature yellowing, layer separation, and even clotting have plagued users of lower-purity material. Testing in our lab, we have seen alternative sources containing isothiazolone by-products and chloride levels that jeopardize both end-use safety and user equipment. The feedback loop between user challenges and plant-side improvements keeps our product engineered for practical use, not just paper targets.

    Why This Ratio and Concentration Remain Industry Norms—And Why We Stick to the Data

    The 3:1 CMIT to MIT molar ratio used in our blend isn’t chance. It reflects a balance of efficacy, toxicity profile, and regulatory demand tested both in scientific literature and in practical settings. Time and again, global regulatory agencies and end-users have selected 14% actives for their solid handling properties, balance of performance, and compatibility with dispensing systems. Adjusting this ratio, as we have trialed countless times for specialty customers, usually ends up sacrificing either antimicrobial spectrum or stability in downstream systems. After direct testing with alternative ratios, most end users return to this model. We rely not just on external papers, but on in-plant data, shelf-life stress testing, and quarterly review of downstream user performance.

    Tackling Contaminant and By-Product Risk: A Manufacturing Perspective

    Minute impurities, overlooked by upstream traders, can wreak havoc during formulation and downstream application. Our QC staff has seen firsthand how trace halides, excess by-products, or improper neutralization can trigger unexpected foam, off-odors, or equipment corrosion. In tight process runs, a ppm of the wrong impurity affects both product safety and user equipment. Our synthesis process features a dedicated final filtration and highly monitored neutralization step. We don’t leave “acceptable levels” to chance; we monitor them in each lot, using HPLC and IC analysis. This real-world vigilance keeps surprise issues out of our customers’ tanks, and lets their engineers focus on output, not troubleshooting.

    Beyond Microbial Control: Protecting Assets, Operations, and People

    As the original producers, our interaction with users doesn’t end after the drum leaves our dock. Plant visits and follow-up discussions often reveal other benefits: longer asset life, fewer system flushes, reduced maintenance downtime, and streamlined compliance with regulatory inspections. Users from large-scale water loops to smaller specialty plants rely on this formulation for constant output with fewer interruptions. We monitor real-world data, collect feedback, and adjust production targets accordingly, because every little improvement comes from boots-on-the-ground user experience.

    Direct Support: Guiding Users from Dosing to Troubleshooting

    We don’t operate through layers of third-party resellers, so field support runs close to the customer. Guidance on dosing, conversion, and system optimization comes directly from the chemists, not from a script. If a user in pulp or paint applications experiences unexpected shifts in microbial resistance, our technical team investigates alongside the operator. Decades of aggregated troubleshooting—overdosed systems, dosing pump failures, unexpected incompatibilities—supply us with a database of solutions, not just broad advice.

    Environmental Awareness Built Into Every Production Step

    Our plant has integrated tighter environmental controls year after year, cutting emissions and improving the recovery of by-products during the synthesis and packaging of CMIT/MIT-14%. We reformulate in response to legislative changes and environmental impact reviews, not just because a law requires it. In actual practice, this translates to improved waste steam neutrality, reduction of halogenated by-products, and enhanced worker safety through smarter packaging configuration. Customers who audit our plant often comment on the lack of strong chlorine odors or fugitive emissions—a sign of both environmental care and efficient production.

    Commitment to Regulatory Compliance: Matching Practical Use and Documentation

    Meeting legal requirements always sits alongside day-to-day user needs. Our lab handles the documentation for REACH, EPA, and other registration systems but, just as important, we produce clear records for internal and customer audits. Whether in North America, Europe, or Asia, our product aligns with published ingredient restrictions for isothiazolinones and keeps allergen and sensitizer content to tracked industry standards. We stay ahead on monitoring potential new regulations and adapting formulation as needed, which protects both our customers’ finished goods and our own staff on the production line.

    Technical Evolution Driven by In-The-Field Data, Not just White Papers

    Many upgrades to our process spring straight from user challenges rather than research abstracts. If a customer device or system reacts unpredictably with our CMIT/MIT-14%, our engineering team investigates and adapts. Recent changes to water solubilizer and anti-precipitant protocols came directly from a large paper mill’s observations of scaling and white residue. Our continuous improvement mindset values feedback as much as spec sheets, and that’s how our product ends up working for companies that don’t have time for second chances.

    Trusted Worldwide and Tested Locally—From a Manufacturer Who Values Results Over Hype

    Across all sectors—industrial hygiene, paints, polymer manufacture, oilfield operations, and public utilities—word spreads quickly when a product falls short. As a manufacturer, our motivation stays tied to whether the operator on the other end actually gets results. We’re judged each year on returns, claims, and field success, not just quarterly earnings. Feedback from technicians, operators, and plant engineers—some of whom visit our plant to learn more about production—shapes the evolution of our CMIT/MIT-14%. Whether a user’s plant runs on soft, hard, or recycled water, experience with our product builds trust batch after batch.

    Your Challenges Shape Our Product

    We never rest on a standard formula. Every new report of pump clogging, container residue, or in-process fouling is reviewed not just by sales, but by production and lab staff. This drives us to improve container design, drum labeling, and lot coding. The goal remains to deliver CMIT/MIT-14% that solves problems most users never see, and that rarely needs excuses or distractions when deadlines arrive. Our pride comes from production floor teamwork, not just the finished drum.

    Why We Stand by Our 5-Chloro-2-methyl-4-isothiazolin-3-one / 2-Methyl-4-isothiazolin-3-one CMIT/MIT-14% Divalent

    Every time a customer opens a container, years of experience back up the clarity, pourability, and consistent chemistry. Pioneering the adaptation of CMIT/MIT into this dual-ion, 14% active format hasn’t come easy—it grew from repeated adaptation at the request of technical partners. We don’t rest on watertight documentation or accolades; we focus on whether downstream plant operators can trust that their batch runs will stay microbe-free, equipment will keep running, and staff performing routine checks will have nothing unusual to report.

    Closing the Gap Between Supply and Reliability

    With so much at stake in today’s manufacturing and processing sectors, it’s not enough to move product from tank to tank. Our CMIT/MIT-14% Divalent represents what happens when a manufacturer listens. All the real-world headaches—supply interruptions, variability, untraceable raw materials—are avoided when everything starts from a carefully maintained reaction, handled and shipped by skilled teams who know both chemistry and the reality of daily plant life. Reliability is not just a number to us, but the core of every batch and every customer call.

    Ready for Tough Applications, Backed by Real Manufacturing Experience

    No user wants to chase drum defects, handle unknowns, or troubleshoot after the fact. Our reference customers keep coming back because our CMIT/MIT-14% makes plant life simpler—less scrap, fewer unplanned shutdowns, and regulatory audits that pass with ease. From synthesis, blending, technical support, and logistics, our approach always centers on keeping your process running smoothly, because we know how hard it can be when things go wrong. If your operations demand antimicrobial protection that holds up under scrutiny and real use, the result of all our work stands ready in every drum that leaves our plant.