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Guanidine Sulfamate

    • Product Name Guanidine Sulfamate
    • Alias Sulfamic acid, monoammonium salt
    • Einecs 214-276-6
    • 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

    232796

    Chemicalname Guanidine Sulfamate
    Casnumber 2582-30-1
    Molecularformula CH6N4·H2NSO3
    Molecularweight 180.20 g/mol
    Appearance White crystalline powder
    Solubilityinwater Freely soluble
    Meltingpoint 120°C (decomposes)
    Odor Odorless
    Ph 5.0–7.0 (1% solution)
    Density 1.683 g/cm³
    Stability Stable under recommended storage conditions
    Storageconditions Store in a cool, dry place
    Synonyms Guanidine sulfamic acid, Guanidinium sulfamate

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

    Packing & Storage
    Packing White, high-density polyethylene (HDPE) bottle containing 500 grams of Guanidine Sulfamate; sealed, labeled with hazard symbols and handling instructions.
    Shipping Guanidine Sulfamate should be shipped in tightly sealed, corrosion-resistant containers. Store and transport it in a cool, dry, well-ventilated area away from incompatible substances (e.g., strong acids and oxidizers). Follow all local, national, and international regulations for handling, labeling, and shipping chemicals, including proper hazardous material documentation and packaging.
    Storage Guanidine sulfamate should be stored in a tightly sealed container in a cool, dry, and well-ventilated area. It must be kept away from moisture, acids, oxidizing agents, and incompatible materials. Store at room temperature and protect from physical damage and direct sunlight. Ensure containers are properly labeled and access is restricted to trained personnel only.
    Application of Guanidine Sulfamate

    Applications of Guanidine Sulfamate in Industrial Manufacturing

    Guanidine sulfamate is a highly efficient reagent used in multiple industrial manufacturing processes. Our plant-grade product supports reliable performance, strict compliance, and stable supply for bulk users engaged in specialty chemicals, textiles, flame retardant systems, and electroplating. Below, we present key downstream industrial applications, each with direct technical guidance derived from real-world customer feedback and regulatory supervision.

    1. Flame Retardant Formulations for Textiles

    Manufacturers of flame retardant finishes for cellulosic textiles use guanidine sulfamate as a key nitrogen donor to meet stringent flammability standards. It enables low-toxicity, halogen-free flame retardant systems for cotton, viscose, and paper-based substrates. Its process compatibility supports both pad-dry-cure and spraying methods, driven by regulatory phasing out of brominated and phosphorus-based agents. Customers report consistent bonding to fibers and durable launderability, especially for workwear and public transport upholstery.

    Industry compliance standards

    • OEKO-TEX® Standard 100 Annex 6
    • EN 13501-1 (fire behavior of textiles)
    • GB 8624 (China fire testing standard)
    • REACH Annex XVII (halogenated flame retardants restriction)

    Typical usage ratio

    • 3–10% w/w in finishing bath for cellulosic substrate
    • Formulators adjust between 2–15% according to targeted LOI (Limiting Oxygen Index) and durability requirements

    Downstream process integration

    • Added at final pretreatment or finishing bath
    • Compatible with acrylic or polyurethane binder dispersions
    • Requires final curing at 150–170°C to achieve permanent fixation
    • In-line pH control for fiber surface compatibility

    Final product types

    • Flame retardant workwear fabrics
    • Upholstery for public transportation
    • Technical filter papers
    • Fire-protective curtains and drapes

    2. Sulfamation Agent in Amino Resin Synthesis

    Chemical plants producing high-durability amino resins for laminates incorporate guanidine sulfamate to introduce sulfamated moieties, improving hydrolytic stability and lamination performance. The intermediate reacts with formaldehyde or melamine for specialty resin grades used in high-pressure decorative laminates. This process reduces free formaldehyde release, responding to changing occupational safety standards for end users in furniture and construction industries.

    Industry compliance standards

    • ISO 4586 (decorative high-pressure laminates)
    • EN 717-1 (formaldehyde emission limits)
    • UL GREENGUARD Gold Certification
    • China GB/T 17657 (laminate panels physical-chemical performance)

    Typical usage ratio

    • 0.5–2% on total melamine or urea weight
    • Adjust addition depending on targeted N-content and cross-linking density

    Downstream process integration

    • Charged into reactor after pH adjustment and initial condensate formation
    • Participates directly in sulfamation and co-condensation stages
    • Processed under 70–90°C conditions to ensure full reaction
    • Strict condensate monitoring for residual amines and byproducts

    Final product types

    • High-pressure decorative laminates
    • Amino-formaldehyde molded components
    • Resin-impregnated overlay films
    • Bonding adhesives for particleboard

    3. Descaling Formulations for Industrial Cleaning

    Industrial cleaning formulators utilize guanidine sulfamate as a component in acidic descaling agents for maintenance of heat exchangers, boilers, and closed-loop cooling systems. Its use supports targeted removal of calcium carbonate and oxide scales with low corrosion risk compared to mineral acids. The low volatility and controlled reactivity make it favored for use in closed or semi-enclosed spaces, especially where labor safety and environmental discharge limits for nitrate and phosphate are enforced.

    Industry compliance standards

    • ASTM D512 (industrial water analysis for mineral content)
    • European Detergents Regulation (EC) No 648/2004
    • OSHA 29 CFR 1910.1200 (industrial chemical safety)
    • China GB 19218 (circulating cooling water treatment agents)

    Typical usage ratio

    • 5–10% in dilute cleaning solution
    • Higher concentrations up to 15% for severe scale deposits, with process neutralization control

    Downstream process integration

    • Dosed in pre-mixed concentrate or on-site with continuous pH monitoring
    • Circulated through system at 40–60°C to accelerate reaction without excessive corrosion
    • System passivation or post-neutralization with alkali post-descaling
    • Effluent treatment for residual ammonium and sulfate as per local environment codes

    Final product types

    • Industrial descaling cleaners
    • Closed-loop boiler cleaning solutions
    • Chiller maintenance fluids
    • Specialty maintenance kits for power plant utilities

    4. Electroplating Brightener Additive

    Electroplating shops and specialty chemical formulators employ guanidine sulfamate as an auxiliary brightener and grain refiner, particularly in nickel and zinc-based baths. Its selective interaction with metal ions contributes to uniform deposit structure, improves gloss, and suppresses dendritic growth during current surges. Its compatibility with established sulfonate and hydroxycarboxylate systems has led to adoption in both barrel and rack plating lines, especially in decorative and small parts finishing.

    Industry compliance standards

    • ISO 4527 (nickel deposition for industrial use)
    • ASTM B633 (zinc electrodeposited coatings requirements)
    • RoHS Directive 2011/65/EU (hexavalent chrome and certain metals restriction)
    • GB/T 10125 (metallic coatings corrosion testing)

    Typical usage ratio

    • 0.01–0.05% concentration in working bath
    • Operators control dosage based on brightness, microhardness, and load requirements

    Downstream process integration

    • Inserted into make-up solution after pH balancing and preliminary additive screening
    • Compatible with pulse and periodic reverse current operation
    • Continuous monitoring for carry-over and breakdown product accumulation
    • Regular hull cell testing to validate bath performance

    Final product types

    • Decorative chrome-plated components
    • Protective nickel or zinc coatings
    • Electronic connectors and hardware plating
    • Fastener surface finishes for automotive

    5. Sulfamic Acid Precursor for Pharmaceutical Synthesis

    Guanidine sulfamate serves as a controlled nitrogen source for the synthesis of sulfamated pharmaceutical intermediates. API manufacturers employ it as a key step in the preparation of anti-neoplastic and antimicrobial active substances where consistent N-atom introduction and low metal impurities are paramount. Dedicated lines ensure traceability and minimize cross-contamination, with audit trails linking raw material batches to validated production records under national and international GMP requirements.

    Industry compliance standards

    • ICH Q7 (Good Manufacturing Practice for APIs)
    • China Pharmacopoeia (ChP)
    • USP <1072> (Microbial attributes for non-sterile drug products)
    • EU GMP Guidelines, parts I and II

    Typical usage ratio

    • 1–5 molar equivalents relative to primary amine substrate
    • Adjusted for purity, reaction scale, and targeted degree of sulfamation

    Downstream process integration

    • Added into sulfamation reactor after substrate charging under inert atmosphere
    • Temperature maintained at 60–90°C for optimal conversion yield
    • Downstream neutralization and crystallization steps under GMP protocols
    • Strict inline analysis for residuals and trace elements

    Final product types

    • Sulfamated pharmaceutical intermediates
    • Active sulfonamide precursors for antibiotics
    • Specialty oncology small molecule building blocks
    • Bulk intermediates for contract development and manufacturing organizations (CDMOs)
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    Certification & Compliance
    More Introduction

    Guanidine Sulfamate: Practical Value Brought by Years in Chemical Manufacturing

    Understanding Guanidine Sulfamate from a Manufacturer’s Viewpoint

    Factories trust reliable raw materials. We specialize in guanidine sulfamate, a product that has delivered strong results in both plastics processing and flame retardancy. The formula (C2H8N4O4S) is simple, but the process that brings it to high-purity crystalline form takes care and experience. Our production lines supply consistent material at industrial scale. In our shop, guanidine sulfamate emerges as a white, free-flowing powder, free from caking, with purity above 99.0% as checked by standard titration methods. Year after year, these small but significant details save our partners time during their own manufacturing or formulation steps.

    Material Characteristics Linked to Real Needs

    Raw appearance and paper grade never tell the whole story. Customers need to know: does this compound dissolve steadily in water? Does it clump under humidity? Every step in our batch drying, cooling, and packaging process aims to keep this material ready for use—no moisture trace, no unexplained color. Our plant maintains a mean particle size that blends into polymers and solutions without lumping or slowing down lines. We carry out sieve analysis monthly to keep granule size under 80 mesh, with less than 1% retained on a 100-mesh sieve.

    This level of control over characteristics has come from decades of in-house adjustments, not from blindly following industry templates. Whenever a production spike hit the market, we learned to trim dustiness or batch irregularity through simple fixes: altering water flow, tightening mixing speeds, and operating granulators at target load. Engineers now experience a finished product that pours easily, breaks down with gentle agitation, and stores well in drums or bags for upwards of 12 months.

    Direct Use in Industry—The Focus on Paper and Flame Retardants

    Our guanidine sulfamate finds its way into fireproof coatings, water-treatment agents, and specialty resins. End use doesn’t look glamorous, but it is vital. Flame-retardant paper, for example, calls for chemistry that won’t wash off or foul downstream equipment. By working directly with coating factories, we discovered that purity above 99% keeps unwanted by-products, like sulfamic acid or residual ammonium, at levels where they never interfere with the customer’s recipes or end results. It took years of dialogue and sample exchanges to establish this as a minimum standard.

    Flame retardancy in construction boards and polymer foams doesn’t allow for inconsistency. Our partners count on guanidine sulfamate’s reliable release of non-toxic gases during combustion—this slows down flames while avoiding the sharp acrid smells left by less refined retardants. Direct feedback from board and insulation plants guided us to remove traces of process chemical residues, improving color and shelf stability in downstream products. We learned through real collaboration—not in theory, but batch by batch, by running their lines with our material side by side with imports or imitations.

    Why We Stick to Core Quality Instead of Gimmicks

    Years serving water treatment and bleach-neutralization plants taught us that simplicity and quality beat marketing tricks. A typical alternate in this space is dicyandiamide, which costs less but comes with higher toxicity under certain process conditions. Some buyers choose imported guanidine derivatives, only to return once they face trace contamination in effluent streams. After years in this market, we have seen time and again that a transparent supply chain with traceable lots wins over the latest “innovative” substitute promoted by resellers.

    Engineers care about purity, particle size, and ease of solution. During bulk blending or dissolution, dust and moisture lead to operational losses and equipment fouling. When unexpected foaming or colored by-products crop up, they trace root cause to impurities—almost always predictable based on the source of the raw compound. As a manufacturer, we set our targets above minimum requirements not for compliance, but to keep customer complaints nonexistent. This brings more orders, less interruption, and stronger trust over each transaction.

    Direct Comparisons: Guanidine Sulfamate Against Other Common Alternatives

    In flame-retardant resins, you can use urea, ammonium phosphate, or melamine salts. Each choice brings tradeoffs. Guanidine sulfamate has no persistent toxicity or ammoniacal odor, and releases gas steadily under heat. Urea adds cost savings—less performance. Ammonium phosphate can degrade to release ammonia, which shortens tool life and causes safety concerns. Melamine salts cost more and often leave a sticky film on equipment, slowing lines and raising cleaning costs. Over years of plant trials, we found guanidine sulfamate outperforms these in both safety and flame inhibition, especially for paper, insulation, and engineered woods.

    As water chemistry shifted toward stricter environmental rules, end users demanded lower nitrogen runoff and absence of persistent residues. Guanidine sulfamate leaves behind only sulfate and neutral salts after oxidation, so plant operators choose it to help meet discharge levels. In contrast, dicyandiamide and similar products release more recalcitrant by-products. We adopted these preferences into our manufacturing by tuning our own process water recycling to capture any residual amines—this ensures customers never receive off-grade material.

    Keeping the Human Element in Chemical Production

    Everything in chemical manufacturing comes back to people—our workers, customer engineers, and the regulators who set the standards. Many team members have devoted decades to this process. Input and practical suggestions from warehouse teams shaped how we handled moisture by improving drum liners and desiccant use at each packing station. Long-term partnerships with paper mills led to investment in dust-control upgrades—for us, real value means not just selling, but standing by to troubleshoot.

    Plant managers often call in to compare our technical sheet to those from international suppliers. They need evidence rooted in field performance, not sales claims. By inviting customer technical staff to audit our lines and witness sample testing, we set an industry precedent for radical transparency. This has paid off during each wave of anti-dumping controls and stricter commodity checks—regulations keep coming, but we never scramble because our records and methods are already public.

    Challenges Unique to Large-Scale Production—Lessons Over Time

    Running large volumes means seeing the same material under every permutation of weather and logistics. The real challenge does not stem from chemistry textbooks, but from matching output to sudden jumps in customer demand, or adapting to material scarcities. The assumption that all guanidine sulfamate is equal disappears when bag after bag needs to remain free-flowing after humid shipping or after three months in warehouse storage across several climates. Rainy seasons pushed us to introduce automatic air-dryers and better humidity sensors inside the plant—lessons we learned only after experiencing customer complaints, late at night or during large vessel offloads.

    Batch processes, if not monitored tightly, can cause subtle issues. We prevent lot-to-lot variation by tracking moisture in each batch before final sieving and packing, adjusting drying time on the fly. Even after final checks, our laboratory keeps retains on file, available for every lot shipped for at least two years. If a mill or polymer factory contacts us with a processing oddity, we check the retain for re-analysis, training our staff in honest communication—admission of error, discovery of true root causes, and solutions that fix plant systems before the next run.

    Sourcing and Sustainability Concerns Raised by Customers

    Factories worldwide have heightened their scrutiny of supply chains. Customers ask after the origin of each raw component, inquiring about sustainable sourcing and responsible waste handling. We listen to these demands not because they sound good, but because they shape how business unfolds in export and domestic markets alike. Over the years, we have invested in on-site waste treatment units and switched to regional suppliers of sulfuric acid and guanidine carbonate, reducing both transportation emissions and risk of supply disruption. On-plant recycling of wash water helped us keep effluent levels below regulatory limits and limit overall resource consumption.

    Product design in the chemical sector now judges quality not only by purity but by the traceability and stewardship behind each ton. Inspections and customer audits often focus on paperwork for environmental management systems, so we built in electronic record-keeping for every batch, shipment, and laboratory result—a process not dictated by external audit, but demanded by real-world product recalls and the cost of getting regulations wrong. We visit our own upstream suppliers for site audits and environmental reviews, reporting those findings to our largest accounts each quarter.

    Solutions Informed By Technical Experience

    Best practices, in our plant’s experience, do not come from copying competitors, but from marrying efficiency with fail-safes that prevent batch contamination or process stoppages. For example: years ago, a major packaging customer faced flaking and separation in coated boards. Our technical support traced the cause to excess fine dust in an early product version; since then, all finished goods pass through a final classifier and vacuum system to strip these fines, yielding a uniform powder that behaves consistently in fast-moving coaters. Each adjustment helps customers raise finished quality and avoid production upsets.

    We have also shared simple process modifications with OEM partners. One paper product customer switched their wetting agents and found our guanidine sulfamate dissolved faster and left less residue than a lower-purity import. Joint pilot runs on their line fine-tuned addition rates and blending points for optimum effect. Our model is based on these open exchanges of process data and shared trials, not secret recipes. Feedback loops cut both ways—if engineers encounter shape distortion or loss of fire performance, we consult internally, reviewing both chemical analysis and process trends to deliver clear answers the next morning.

    Market Forces and the Future of Manufacturing

    External forces like logistics disruptions, price shocks in base chemicals, and policy swings impact every supplier in this business. We tackled these cycles by investing in storage capacity for key inputs and automation at our weigh-in, granulation, and packaging stations. Other companies turned to outsourcing or contract-batching at third-party plants, only to find quality lagged and customer complaints grew. Our philosophy holds that core processes should remain in house—this preserves know-how and lets us react quickly during shortages or spikes in demand.

    As regulatory attention on flame retardants increases for health and environmental reasons, we track every proposed legal change and test our material for compliance ahead of deadlines. Product stewardship teams communicate anticipated rule changes to customers and adapt production or documentation standards in advance. This way, customers relying on our guanidine sulfamate run fewer regulatory risks. For example, ongoing studies on flame retardant emissions prompted us to commission third-party emissions and migration studies, which we publish to partners to prove real-world safety.

    Practical Takeaways for the End User

    Customers aiming for trouble-free processing and predictable end results benefit most from open communication and real-world partnership. We remain available to discuss and demonstrate key product properties with customer teams—everything from exact solubility curves to the impact of minor moisture variation over long storage periods. Both new and steady buyers rely on us for technical bulletins, guidance on line trials, and the occasional urgent troubleshooting. We encourage plant visits and audits so partners can witness production practices in person—a rare opportunity in a sector often shielded from outside scrutiny.

    Reliable supply of guanidine sulfamate means investing in every link, from raw materials to packaging to shipment documentation. We ship only after each round of internal quality and safety checks. Our logistics partners handle material using handling protocols developed hand in hand with plant engineers and customers across several continents. While competitors sometimes cut corners, we stick to the path that built trust over years of deliveries, sample exchanges, and process troubleshooting.

    What Sets Real Manufacturers Apart in the Guanidine Sulfamate Space

    Manufacturers know that chemical business is not just about formulas or price, but about the persistent grind of process improvement, listening to real issues, and owning every stage of production. We have encountered substitute products promising lower cost or faster processing. Over time, buyers return after facing clumping problems, variable reactivity, or off-odors caused by impurity spikes. We address these issues at the source, not in the last step. Our in-house batch numbering links every lot to the original process parameters, laboratory checks, and final inspection before sealing for shipment.

    Long-term customers recognize the value of this approach, especially as regulations tighten or markets fluctuate. Engineers, operators, and procurement teams investing in new projects find our technical team eager to visit their sites, discuss added value from cleaner product flow, and sort out installation specifics to avoid misapplication. Rather than becoming just another name on a material certificate, we maintain visible records—years of consistent shipments and technical updates supporting every claim. This approach keeps our focus on responsible production, reliable material, and partnership built on transparency.

    Looking Forward: Continual Adaptation in Response to Industry Change

    A manufacturer’s work never pauses; every week brings new challenges, new learnings, and the chance to refine both product and delivery. Guanidine sulfamate’s role in flame retardant and paper chemistry will continue to shift as customer standards evolve and policy adjusts. We stand ready to modify our own technology, process controls, and supply practices to meet the next generation of manufacturing demands.

    Successful chemical manufacturing ultimately centers on care for process, people, and product integrity. We offer guanidine sulfamate as more than just a commodity — it is the accumulated result of real effort, open communication, and respect for each partner in the value chain. By sharing what we have learned, we hope to add both practical and technical value that endures even as the market transforms.