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Tolclofos-Methyl

    • Product Name Tolclofos-Methyl
    • Alias Rizolex
    • Einecs 259-711-8
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    752402

    Common Name Tolclofos-Methyl
    Chemical Formula C9H11Cl2O2PS
    Cas Number 57018-04-9
    Iupac Name O-2,6-dichloro-4-methylphenyl O,O-dimethyl phosphorothioate
    Molecular Weight 305.13 g/mol
    Appearance White crystalline solid
    Solubility In Water Low (approximately 49 mg/L at 20°C)
    Melting Point 71-73°C
    Mode Of Action Fungicide; inhibits oxidative phosphorylation
    Usage Primarily used to control soil-borne fungi, especially Rhizoctonia species

    As an accredited Tolclofos-Methyl factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The packaging features a white 1-liter bottle, labeled "Tolclofos-Methyl 500g/L SC," with hazard icons and detailed safety instructions.
    Shipping Tolclofos-Methyl should be shipped in tightly sealed, clearly labeled containers, protected from moisture, heat, and sunlight. Ensure compliance with local and international regulations for hazardous goods. Transport in accordance with UN classification, typically under UN 3077, and provide appropriate documentation and hazard warnings during shipping.
    Storage Tolclofos-Methyl should be stored in a cool, dry, and well-ventilated area, away from heat sources, open flames, and direct sunlight. Keep the container tightly closed and separate from food, feed, and water sources. Store in the original, clearly labeled container and out of reach of children and unauthorized personnel. Avoid exposure to moisture and incompatible substances.
    Application of Tolclofos-Methyl

    Applications of Tolclofos-Methyl in Industrial Manufacturing

    Tolclofos-methyl is a key specialty agrochemical active used primarily for preventing soil-borne fungal diseases in high-value crops and seed protection. As a manufacturer, we supply this raw material to several real industrial application scenarios detailed below, meeting regulatory obligations for global downstream integration.

    1. Fungicide Formulation for Professional Horticulture

    Tolclofos-methyl serves as an essential active ingredient in advanced fungicide formulations targeting Rhizoctonia solani, Sclerotinia, and Fusarium species in ornamentals and vegetables. It is blended during batch-stage mixing with specific inert carriers and surfactants, enabling precise protection for seed beds and nursery stock. Downstream formulators leverage it to achieve rapid preventative control, meeting controlled-release and residual activity requirements demanded by the horticultural supply chain.

    Industry compliance standards

    • FAO/WHO specification for agricultural pesticides (AGP:CP/350/2002)
    • US EPA registration under FIFRA (Federal Insecticide, Fungicide, and Rodenticide Act)
    • EU Plant Protection Product Regulation (EC No 1107/2009)
    • Japan Agricultural Chemicals Regulation (Law No. 82/1948)

    Typical usage ratio

    • Active ingredient content: 25–50% in wettable powder (WP) or granule products, adjusted based on crop sensitivity and country maximum residue limit (MRL) requirements

    Downstream process integration

    • Integrated at the stage of pesticide formulation mixing before milling and granulation, followed by stability testing against photodegradation and hydrolysis

    Final product types

    • Wettable powders (WP) for commercial greenhouse crops
    • Granular soil treatment agents for nurseries
    • Suspension concentrates for automated irrigation systems
    • Seedling tray disinfection products

    2. Premix Pesticides for Seed Treatment Manufacturers

    Tolclofos-methyl is utilized in specialized seed treatment premixes to protect cereals and legume crops during early germination stages. Formulators select this raw material for its strong activity against damping-off and seed rot pathogens. It is blended with co-actives and binders to produce flowable concentrates, ensuring consistent seed coating and regulated systemic uptake post-sowing.

    Industry compliance standards

    • OECD Guidelines for the Testing of Chemicals (Seed treatment: Test No. 305)
    • ISO 21149:2017 (Seed treatment product quality)
    • Indian Insecticides Act 1968 and associated Central Insecticides Board recommendations
    • China GB/T 1600-2018 (Pesticide formulation requirements)

    Typical usage ratio

    • Usually 1–2% w/w of the seed coating matrix; adjusted for seed variety and desired protection window with reference to local resistance data

    Downstream process integration

    • Blended directly into liquid or dry premix bases by seed treatment formulators; incorporated during tumbling and polymer film formation stages to improve adhesion and ensure even application

    Final product types

    • Polymer-coated fungicidal seed treatments for wheat, barley, and soybean
    • Ready-to-use seed disinfection powders
    • Flowable concentrate seed treaters for commercial grain processing
    • Seed pelleting additives for vegetable seeds

    3. Soil Disease Control Agents in Potato Processing

    Agricultural input manufacturers employ tolclofos-methyl in the production of granular or microencapsulated formulations focused on the control of Rhizoctonia and silver scurf in potato cultivation. These products are applied at planting, reducing early-season tuber infections and ensuring higher downstream crop quality. Industrial users prefer microgranule forms for uniformity in mechanical application and controlled release, targeting compliance with regional residue levels.

    Industry compliance standards

    • CODEX Alimentarius MRLs for processed potatoes
    • European Food Safety Authority (EFSA) residue regulation (Regulation EC/396/2005)
    • Good Laboratory Practice (GLP) for efficacy field trials (OECD GLP-based)
    • GlobalG.A.P. Integrated Farm Assurance (IFA) standard for potato production

    Typical usage ratio

    • 5–8 kg active ingredient per hectare, calibrated based on expected fungal pressure, soil organic matter content, and local weather risk

    Downstream process integration

    • Integrated into dust-free granulation or fluidized bed microencapsulation processes; enters the production line prior to application agent blending and quality assurance sampling for dissolution rate characterization

    Final product types

    • Soil granular pre-planting fungicides for commercial potato farms
    • Microencapsulated packets for mechanical planter systems
    • Bulk soil incorporation blends for contract potato processors
    • Storage disease reduction additives for post-harvest application

    4. Turf and Amenity Fungicide Manufacturing

    Tolclofos-methyl is a principal active for turf disease control, used in high-grade formulations for golf courses, sports fields, and landscape contractors. It targets critical pathogens such as brown patch and dollar spot (Rhizoctonia and Sclerotinia species). Manufacturers include it in both granular and suspension forms ensuring rapid uptake, rainfast characteristics, and compatible integration with irrigation practices in managed amenity areas.

    Industry compliance standards

    • Environmental Protection Agency (EPA) Label Registration for Turf Segment
    • Australia APVMA Agricultural Chemical Code Act Standard
    • ISO 9001:2015 Certified Manufacturing for Specialty Turf Agrochemicals
    • UK Health and Safety Executive (HSE): Plant Protection Products Authorisation

    Typical usage ratio

    • 10–20% active ingredient in granular or suspension concentrate blends; adjusted based on turf type, expected humidity, and regional application frequency limits

    Downstream process integration

    • Added during high-shear mixing or granulation of turf formulations; batch parameters set for particle size control and rainfastness stability tests; subjected to field simulation QA before final packaging

    Final product types

    • Professional granular turf fungicides
    • Suspension concentrates for amenity spraying equipment
    • Bi-layered controlled-release granules for golf course greens
    • Landscape maintenance fungicides for public gardens and parks
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    Certification & Compliance
    More Introduction

    Tolclofos-Methyl by Experienced Manufacturers

    Real Experience With Tolclofos-Methyl Production

    We have spent years refining the manufacturing of tolclofos-methyl, a fungicide that’s become a mainstay for growers dealing with persistent soil-borne diseases. The manufacturing process for tolclofos-methyl, especially in high-purity grades, demands close attention at every step. Unlike more forgiving chemicals, tolclofos-methyl needs tightly controlled reaction conditions to achieve the chemical profile our long-term partners expect. Plant managers, technical operators, and formulators have worked through unplanned batch reactions, impurity spikes, and the realities of scaling production from kilograms up to metric tons. Choices made during synthesis, purification, and drying create distinct lots. Meeting the accepted international purity benchmarks for tolclofos-methyl – routinely 96% or higher – is the baseline. But practical know-how lets us offer consistent product quality, even when tight supply chains and regulatory changes test the process.

    Understanding the Core Strength: Disease Control in Root Crops

    Tolclofos-methyl was designed for effective control of troublesome diseases like Rhizoctonia solani in potatoes and a broad group of root crops. There are generational differences between this active ingredient and others, such as thiram or iprodione, that farmers have relied on for years. Tolclofos-methyl features a unique systemic-moderate action. It targets disease pathogens living in the soil, protecting emerging roots without moving significantly through plant tissue. In practice, this helps farmers retain healthy stands in challenging, high-moisture soils. We often see our product used as a pre-plant treatment, either as a direct soil application or as a seed piece dusting. The formulation matters. Dusts, wettable powders, and more recently granular and micro-encapsulated forms each have their place. Some growers want ease of use with a low-dust formulation, while others ask for traditional wettable powder for compatibility with their equipment. The decision on formulation isn’t driven by a marketing manual; it comes from long dialogue with users who run tractors at dawn, handle the product by hand, and need reliability after rain or irrigation events.

    Product Specifications We Focus On

    Specification for tolclofos-methyl goes beyond the standard and includes properties experienced buyers ask about. Active content measured by gas chromatography is only part of the story. Residual solvents, water content, and physical flow matter just as much in real-world use. If the product cakes in storage or clogs application equipment, that’s lost time and money for the end user. Years operating our finishing and milling lines have taught us to stabilize particle size and moisture within a tight range. For example, seed treatment powders need fine, even flow. Bulk soil applications may favor a bit more carrier for easier spreading and dust control. These are not abstract considerations. Agronomists who call from the field with clumping or uneven distribution issues drive us to refine the process further. With newer, low-dust granular grades, we’ve invested in multi-stage granulation and anti-caking agents that pass local storage and transport tests, not just laboratory checks.

    Meeting Regulatory & Stewardship Challenges

    Each region enforces its own set of restrictions, MRLs, and residue testing requirements for tolclofos-methyl. Building our process to meet Japanese, European, American, and South American standards simultaneously is a challenge that’s solved on the shop floor as much as in meetings. We don’t ship a drum without batch traceability and the archived analysis behind it. Stewardship also plays a growing role. Growers, especially in markets moving away from certain chemistries, look for alternatives that don’t create cross-resistance. Tolclofos-methyl offers a solution because of its distinct mode of action in the phenyl organophosphate group. Agronomists and extension staff pay attention to labeling and ensure the recommendations on intervals and use rates are built from repeatable field data, not just a handful of greenhouse trials. Our technical team supports these professionals by supplying practical guidance and working through application questions during the busiest planting seasons.

    Consistency—A Daily Challenge, Not a Slogan

    Some assume once you get a plant running, every batch of tolclofos-methyl turns out the same. After handling hundreds of lots, we see otherwise. Solvent grades, temperature swings, cleaner residue, operator handover—each has an effect. We track temperature zones, time-in-reactor, batch history, and even shifts in power supply. We’ve installed backup QC checkpoints and invested in in-line sensors that give real numbers instead of depending on post-process samples alone. Years of feedback from bulk customers about variable behavior during formulation and handling have pushed us to raise the bar on physical stability. Nobody wants powder that settles unevenly during transport, or granules that lose integrity when exposed to humidity. There is no shortcut or generic algorithm that maintains this consistency. It’s the people in the plant, handling each transfer, that shape the product users rely on.

    Differences From Other Fungicide Offerings

    Tolclofos-methyl stands apart from common broad-spectrum fungicides on the market. As manufacturers, we see the daily need for precision. Many soil fungicides, such as those based on captan or metalaxyl, behave differently inside application tanks, in the warehouse, and in the field. Tolclofos-methyl delivers a more focused, targeted action with minimal systemic uptake. This property reduces residue risk on aboveground parts and keeps disease control where it is needed most—in the root zone. We’ve seen less phytotoxicity compared to some legacy products when applications happen at the correct rate. Another real-world edge is its persistent protection in soils known for disease carryover from year to year. While some newer synthetic fungicides boast activity at very low doses, they can face rapid regulatory review and unexpected restrictions. Tolclofos-methyl, with its multi-decade track record across Japan, Asia, and beyond, survives these cycles due to robust data and trusted performance. Competitors sometimes chase a one-size-fits-all solution. Our product appeals to those demanding flexible options, treatable at the point-of-use, and adapted to unique crop and soil conditions. Technical support means sharing our deep familiarity with how formulation tweaks, tank-mixing, and seed-coating affect stand establishment and disease suppression for the real challenges growers face.

    Supporting Sustainable Use & Crop Security

    As the manufacturing team, we understand how important it is for communities to secure their crop yields without risking environmental or food safety compliance. We view tolclofos-methyl not only as a tool for high-output agriculture but also as a practical solution for smallholder growers fighting root rot and similar threats that can devastate a season’s work. We’ve collaborated with local buyers and regional agronomists who monitor residue profiles in harvested crops and soils. Each season brings changing rainfall patterns, new disease pressures, shifts in market demand, and regulatory changes. Tolclofos-methyl must be a partner in this dynamic. In our labs, replicated environmental fate studies show manageable breakdown behavior under field relevant conditions. This gives our users—large or small—added confidence that they can achieve results while reducing off-target concerns. Our stewardship outreach includes sharing safe-use guidelines and field-calibrated application rates, grounded in observed results rather than one-size-fits-all pamphlets. Feedback from recurring clients, not just rotating retailers, shines a light on real performance, and our process improvement circles back to incorporate lessons learned in use, not just theory.

    Handling Real-World Problems: Transport, Shelf Life, Mixing

    Over decades shipping tolclofos-methyl to every climate zone, we have faced issues with caking, moisture pickup, and formulation breakdown that are invisible at the lab bench but become critical in grower storage sheds and application rigs. Plain talk from experienced operators helps us tweak process parameters. The wrong blend of carrier can mean product compaction under minor vibration. Granular materials that fail to stand up to humidity can destroy grower confidence and force costly recalls. Technology in packaging matters too. Our teams have tested liners, multilayer bags, and new closure designs engineered to handle seasonal temperature shifts and shipment delays. Any clumping or uneven application spotted during user audits leads to corrective action at our end—not only in production process redesign, but with direct advice to the farmer about storage, mixing order, and application practice. For liquid and suspension formats, our chemists have reviewed dispersing agents and surfactants not in theory, but by repeated stress-testing across water qualities and conventional mixing routines on working farms. We’ve invested in field visits and user demonstrations to close the gap between lab assurances and actual in-tank performance, and actively seek out reports of unforeseen compatibility or application issues so we can quickly improve the next production run.

    Making Every Batch Accountable

    Our batch-production staff understand they aren’t just producing another commodity powder or granule—each shipment of tolclofos-methyl could make or break a season for a customer. Records from every batch are kept, from raw material origin through in-process checks to finished product packing. Internal recalls and mock audits become part of our routine. Any deviation sends feedback to technical staff and operators, not hidden in paperwork but reviewed openly. Traceability means rapid responses—if an issue surfaces at a distributor warehouse on another continent, we go straight to the archived samples and plant logs. Some plants treat batch history as a box-ticking exercise. We treat it as the backbone of our sustained client relationships and risk management. Our team remains reachable for technical support: not just over the phone, but on the ground, sometimes right beside growers during peak activity periods. This isn’t just talk. Recent years have seen us update our recordkeeping and traceability systems, making real adjustments based on field incident reports, not just regulatory minimums.

    Innovation Grounded in Reality

    Talk about innovation means nothing if it fails to deliver for the real-world user. We have developed new formulation grades based on feedback from established potato growers who need a product that runs through their custom application systems without bridging or dusting up. Listening to rice growers led us to adjust moisture resistance, and input from vegetable producers pushed us toward smaller pack sizes and specialized carriers for higher-value crops. For large-scale contract users, bulk tote packaging has reduced labor and packaging waste. We routinely run pilot-scale trials before full-market introduction, and make sure every change in excipient or process is proven with multiple field reports, not just internal lab results. New regulatory climates force changes to be rapid, but we never send new lots to market until critical questions about storage, compatibility, and environmental fate are repeatedly answered. Our collaborative approach with researchers and extension agronomists ensures that each innovation solves a real need, not just an imagined one.

    Building Trust Through Direct Service

    Direct service doesn’t stop at the sale of tolclofos-methyl. Our support team fields questions on everything from custom trial blends to pre-plant testing, guiding users on correct sequencing and tank-mixing. Growers have called upon us when late-season rains threaten seed-piece rot, or when a new soil test points to a higher risk of pathogen resurgence. We view these calls as the most important feedback. We prioritize these user reports just as much as institutional laboratory benchmarks, because field results tell us what works and what needs refinement. Our history of providing replacement product before a formal complaint, when performance falls short, sets an industry example rooted in manufacturing responsibility. The long-term trust we build keeps us at the table when users need advice, whether it’s about label adjustments, alternate crops, or even planning for region-specific weather events. We learn from those conversations, taking experience from the field and feeding it back into product design, education efforts, and documentation.

    Addressing Global and Regional Market Realities

    Shifting market demand, evolving regulatory landscapes, and variable disease pressure structure our production planning. Some years see above-average rainfall and severe Rhizoctonia outbreaks; sometimes, local authorities impose abrupt restrictions on certain older chemistries. As a manufacturer, we have adapted by ensuring raw material sourcing is robust (through direct relationships rather than speculators), and by maintaining reserves to cushion seasonal peaks. Regional requests prompt changes in labeling, pack sizes, and even formulation texture or dust content. Local adaptation matters more than global marketing messages. Our ongoing collaborations with regional distributors and agronomists let us adapt our product to their latest needs while ensuring regulatory compliance stays current. We choose partners who commit to quality and technical follow-through, and we work together to verify that each delivered batch matches both regulatory and practical expectations. Market share isn’t our only metric: satisfaction and repeat use from discerning, long-standing buyers are the truest indicators of our role.

    Staying Ahead With Field-Tested Quality Assurance

    Anyone can print a certificate of analysis, but only long-term field use proves whether tolclofos-methyl meets real world standards. Our internal QA program centers on hands-on quality checks that simulate genuine use conditions—summer warehouse storage, wet-field application, even long-haul shipment jiggle tests. Whenever pilot batches yield inconsistent results, we stop and adjust process parameters, not only in the lab, but on full-line runs. We invite feedback from big acreage operations and smallholder farmers using local blends, because each faces different realities. Batch samples are checked against target performance, not just static micrographs or laboratory results. Physical stability, storage behavior, tank compatibility, and residue levels all form part of a continual improvement process. Every improvement, whether in anti-caking agent blend or carrier selection, is measured by the response from users who depend on tolclofos-methyl to protect their income and investment.

    Listening to Growers, Learning from Application

    Field learning outpaces textbooks and technical manuals, especially where unforeseen conditions or new disease strains emerge. We actively encourage users to share application feedback, equipment performance, and any anomalies seen in disease control. Direct grower and agronomist feedback—positive or negative—drives our annual product reviews. Adjustments in formulation for reduced drift, improved seed adherence, or faster field re-entry come directly from this dialogue. Each season, we organize technical knowledge sessions where users and technical staff engage in open conversation, not sales presentations. Our transparency builds long-term relationships and leads to ongoing improvements in product handling and usage literature. Procurement and technical staff keep field communication lines open, valuing every detail from dusty planters to low-volume mixer optimization. Our stance puts us consistently ahead of those who wait for market dictates or regulatory push; we evolve with and for our best customers.

    Long-Term Commitment to Crop Protection Innovation

    Decades of manufacturing tolclofos-methyl have taught us that reliability matters more than novelty. As resistance profiles shift and consumer safety concerns grow, we constantly review research, production advances, and regulatory studies. We support transparent reporting and independent research into environmental and crop safety. Innovations in safer carriers, more efficient granulation, and residue-reducing applicative methods arise from partnerships with growers, not just internal invention. Technical support follows the growing cycle, from planting to harvest audit, closing the loop between manufacturer and field results: every report informs the next improvement. Our team knows the crops, the common pitfalls, and the practical make-or-breaks of using tolclofos-methyl in the real world. This experience keeps us continually moving forward—shaping the future of crop protection hand-in-hand with our customers, season after season.