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Calcium Thiocyanate

    • Product Name Calcium Thiocyanate
    • Alias Thiocyanic acid, calcium salt
    • Einecs 237-923-9
    • 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

    409040

    Chemical Name Calcium Thiocyanate
    Chemical Formula Ca(SCN)2
    Molar Mass 176.26 g/mol
    Appearance Colorless to white crystalline solid
    Solubility In Water Highly soluble
    Melting Point Approx. 150 °C (decomposes)
    Density 1.67 g/cm³
    Odor Faint, characteristic
    Cas Number 2092-16-0
    Ec Number 218-262-2
    Ph 1 Solution 6.5-7.5
    Stability Stable under recommended storage conditions
    Main Hazard Irritant; may release toxic gases on decomposition

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

    Packing & Storage
    Packing Calcium Thiocyanate is packaged in a 25 kg tightly sealed HDPE drum, labeled with hazard warnings and batch identification details.
    Shipping Calcium Thiocyanate should be shipped in tightly sealed containers, protected from moisture and incompatible substances. It must be labeled as a chemical substance and handled according to local, national, and international transport regulations. Appropriate hazard communication and safety documentation must accompany the shipment. Store and transport in a cool, dry, well-ventilated area.
    Storage Calcium thiocyanate should be stored in a cool, dry, and well-ventilated area, away from moisture and incompatible substances such as strong acids and oxidizers. The container must be tightly closed and clearly labeled. Protect from physical damage and direct sunlight. Use corrosive-resistant storage materials and ensure that appropriate spill containment measures are in place to prevent environmental contamination.
    Application of Calcium Thiocyanate

    Applications of Calcium Thiocyanate in Industrial Manufacturing

    Calcium thiocyanate is a specialized inorganic salt that supports production across several regulated sectors. As a chemical manufacturer, we supply high-purity calcium thiocyanate optimized for consistent performance in stringent industrial environments. Below we detail distinct downstream application pathways, processing considerations, and relevant compliance for professional users.

    1. Acrylonitrile Polymerization Catalysis

    Producers utilize calcium thiocyanate as a co-catalyst and modifier in the aqueous polymerization process of acrylonitrile-based fibers, such as polyacrylonitrile (PAN), to adjust emulsion stability and molecular weight. The salt’s presence enhances fiber formation and improves resultant textile physical properties. Engineering teams precisely control the material dosing in polymerization tanks to balance reaction rates and yarn tenacity for high-value technical fibers.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006 compliance for raw materials in EU
    • ISO 9001:2015 Certified quality management system for fiber-grade intermediates
    • Oeko-Tex Standard 100 for textiles manufactured with indirect contact
    • Chinese National Standard GB/T 14464 for polyacrylonitrile production

    Typical usage ratio

    • 0.02–0.07% w/w relative to acrylonitrile monomer input, adjusted based on desired fiber modulus and denier of final product

    Downstream process integration

    • Metered addition to polymerization vessel during fiber synthesis feed preparation stage
    • Inclusion as a modifying agent in emulsion/solution for reaction control
    • Periodic sampling to manage residual salt and side-product formation

    Final product types

    • High-strength polyacrylonitrile fibers for carbon fiber precursors
    • Technical textile yarns
    • Spun fibers used in filtration and industrial fabrics

    2. Agricultural Defoliant Formulation (Cotton Pre-Harvest Treatment)

    Manufacturers employ calcium thiocyanate in defoliant formulations to facilitate pre-harvest leaf drop in cotton. The compound works as an adjuvant with other active agents, enhancing rapid defoliation by altering ionic balance in plant tissues. Defoliant blenders add the salt under strict formulation guidelines to comply with regional regulations and maximize harvesting efficiency, reducing fiber contamination from residual leaf matter.

    Industry compliance standards

    • FAO/WHO Joint Meeting on Pesticide Specifications where applicable
    • US EPA Regulation 40 CFR §180 (Tolerances and exemptions for pesticide chemicals in food)
    • GB 2763-2021 (China MRLs for Pesticides in Food)
    • ISO 16140 for method validation in pesticide residue analysis

    Typical usage ratio

    • 0.1–0.5% by weight in liquid defoliant concentrates, tailored per local agronomic advice and field trials

    Downstream process integration

    • Batch blending with active defoliants (e.g., thidiazuron, ethephon) before packaging
    • Dissolved into carrier solvents during formulation
    • Quality control checks for ionic content and potential phytotoxicity

    Final product types

    • Liquid cotton defoliant concentrates
    • Agricultural spray formulations for commercial field application

    3. Gold and Silver Ore Leaching Reagents

    Metallurgical firms use calcium thiocyanate as an auxiliary leaching agent in hydrometallurgical extraction processes for precious metals. The salt helps stabilize complexation with gold and silver ions, improving metal recovery rates in selective leaching systems notably under controlled temperature, acidity, and redox conditions. Implementation requires careful monitoring for downstream effluent management to meet environmental standards.

    Industry compliance standards

    • International Cyanide Management Code (ICMC) for Gold Mining
    • ISO 14001 Environmental Management in extractive industries
    • Mine site discharge permit thresholds for thiocyanate ions (local EPA/regional rules)
    • OSHA 29 CFR 1910 for occupational chemical handling and worker safety

    Typical usage ratio

    • 0.1–1.5% w/v in leach slurry, dependent on ore type and target extraction efficiency

    Downstream process integration

    • Direct injection to agitated leach tanks during ore processing
    • Dosage adjusted dynamically in response to real-time solution analytics
    • Residue and effluent monitoring systems for post-leach water treatment

    Final product types

    • Gold/silver doré bars
    • Refined bullion
    • Mineral concentrates shipped for further purification

    4. Leather Tanning and Dyeing Auxiliaries

    Tanneries and leather finishing plants add calcium thiocyanate in auxiliary blends to improve penetration and fixation of chrome-free tanning systems. The salt can adjust pH, modulate ionic strength, and facilitate interaction of dyestuffs with animal hide fibers, resulting in uniform coloration and enhanced lightfastness. Quality control ensures consistent salt content to prevent over-tanning or surface defects in finished leather goods.

    Industry compliance standards

    • REACH compliance for input substances in finished leathers
    • ISO 17075-2017 (Chromium VI, chemical testing in leather)
    • ZDHC MRSL v3.1 (Restricted Substances List for textile and leather)
    • Leather Working Group (LWG) Environmental Auditing Protocol

    Typical usage ratio

    • 0.03–0.1% w/w in pre-tanning/retanning bath, depending on hide thickness and desired dye uptake

    Downstream process integration

    • Metered addition during retan, dye and fatliquor mixing stages
    • Pre-dissolved in soft water, introduced with other auxiliaries during drum processing
    • Routine monitoring of bath chemistry for salt and pH

    Final product types

    • Finished garment and automotive leathers
    • Furniture upholstery skins
    • Dyed and surface-treated hides for fashion accessories

    5. Laboratory Analytical Reagent Preparation

    Chemical analysis laboratories utilize high-purity calcium thiocyanate to prepare colorimetric and titrimetric reagent solutions, especially for iron and cation detection. The reagent reacts with Fe3+ ions to yield a deep red complex, providing a reliable endpoint indicator in quantitative analysis. Precision in weighing and dissolution ensures repeatability, making batch traceability and impurity control essential in this application.

    Industry compliance standards

    • ISO 17025 for management of testing and calibration laboratories
    • ASTM E200 Tesing Reagent Specifications
    • Reagent Grade standards by ACS (American Chemical Society)
    • EN 1483 (Determination of mercury, but also specifies thiocyanate-based reagents)

    Typical usage ratio

    • Typically 0.1–1.0% (1–10 g/L) in reagent solutions; formulation depends on required analytical sensitivity and detection range

    Downstream process integration

    • Fresh preparation for each analytical batch
    • Direct solution mixing with deionized water, filtered before use
    • QC checks for purity and absence of interfering ions

    Final product types

    • Iron determination kits for laboratory analysis
    • Standardized titration solutions
    • Reference reagents sold to clinical and environmental labs
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    Certification & Compliance
    More Introduction

    Calcium Thiocyanate: Reliable Quality for Targeted Industrial Solutions

    Understanding Calcium Thiocyanate and Its Role in Modern Industry

    As a chemical manufacturer with years of hands-on production and real-world application feedback, we have watched Calcium Thiocyanate come into its own as a specialty chemical for demanding sectors. This material, known in our facility under model CTCN-90, is prized for its high solubility in water, reactivity profile, and distinctive performance in a range of industrial processes. Our teams in synthesis, quality control, and application development have refined the production routes to deliver a product that meets the real expectations of clients in their everyday operations, not just ticking abstract compliance boxes. This approach emerges from decades spent tackling practical problems, supporting process engineers on-site, and answering those tough, persistent questions only users can ask.

    Product Characteristics: Model, Specifications, and Physical Properties

    Each batch of our Calcium Thiocyanate, model CTCN-90, goes through rigorous chemical and physical testing before release. We maintain a purity level of at least 90%, measured by active thiocyanate content using validated industry methods. Moisture is kept below 8%, a target reached through careful handling and controlled drying environments. Sediment, iron, and heavy metal contents sit well below market averages, the result of relentless process equipment upgrades and investment in precise filtration technologies.

    You’ll typically see Calcium Thiocyanate as a colorless to slightly off-white solid, quickly dissolving to give a clear solution. Difference in color, optical clarity, or tendency for caking can signal upstream impurities—a lesson learned through past customer audits and failure analysis reports. Our plant staff pulls regular samples for appearance and pH checks, with every abnormality flagged for root-cause digging, not brushed aside.

    Where Calcium Thiocyanate Gets Results

    Our major buyers come from dye manufacture, paper production, and the synthesis of freckle-resistant photographic emulsions. For dyes, this chemical acts as a sulfur source in pigment processing, offering a tightly controlled reagent that won’t introduce unwanted contaminants into sensitive color batches. Paper plants draw on its ability to enhance pulp bleaching and as a mild delignification agent, improving brightness scores without dragging in side-effects found with harsher salt formulations. In photographic applications, the high solubility makes for rapid, even spreading in developer solutions.

    Another value comes in specialty mineral processing segments. For instance, certain flotation processes rely on the nuanced chemical selectivity that Calcium Thiocyanate can impart, tipping separation yields in favor of target ores. Our regular clients in these sectors report improvements in throughput and fewer unplanned downtime events linked to product inconsistency—a direct payoff from our ongoing batch tracking and post-delivery support.

    Differences from Other Related Products

    Plenty of customers ask us why they should choose our Calcium Thiocyanate over sodium- or ammonium-based thiocyanates. The real-world answer comes from field reports: calcium-based salts bring lower corrosivity to plant infrastructure, especially in legacy systems still using cast iron or mild steel components. Sodium salts can spike local alkalinity, raising headaches for downstream effluent handling. Ammonium types sometimes drive off-gassing, creating worker comfort and ventilation concerns regulators don’t overlook these days.

    From a formulation standpoint, Calcium Thiocyanate brings less caking tendency in storage, an edge when operations want to avoid costly cleanouts of hoppers and silos, especially in humid climates. As plant operators, we have mapped the physical flowability of our lots after years sitting in warehouse bins, with data not only from synthetic lab studies but feedback calls from container yards and remote mills.

    Unlike certain multi-functional salts, Calcium Thiocyanate demonstrates a focused chemical action. Customers looking for a simple thiocyanate ion source, without cross-reactivity or the risk of side chemistry from other cations, see the clearest benefits. This selectivity is a cornerstone for high-reliability recipes, where unpredicted reactions lead to defective end goods or wasted production time.

    Quality You Can Track—Rooted in Deep Manufacturing Experience

    Synthesizing Calcium Thiocyanate to meet strict application standards is no easy task. Small changes in upstream inputs can shift impurity levels and cause lasting headaches in liquid or powder application. We source our primary calcium and thiocyanate inputs from audited partners, and, in several cases, we have brought key steps entirely in-house to guarantee consistency. Each production reactor, filter press, and dryer is monitored on a 24-hour cycle, not just by software, but by seasoned line technicians who know the telltale odors and textures of a batch veering off spec.

    Our lab, besides run-of-the-mill titrations, carries out daily accelerated stability testing. We throw challenge conditions at our Calcium Thiocyanate—heat cycling, freeze-thaw, high humidity. Products that don’t keep their sheeted texture, clarity, or reactivity go back for adjustments, not out to customers. Field failures from underperforming salts cost far more than the upfront price premium for thorough quality management. Years ago, skipping these real-use simulations cost clients entire production runs and revealed why shortcuts lose trust quickly.

    Addressing Real-World Application Challenges

    Experienced users know that storage, handling, and compatibility rank right up with chemical purity. Calcium compounds can clump if packaging leaks or warehouse conditions take a turn for the humid or hot side. To fight this, we switched to multi-layer, moisture-barrier materials for our primary sacks and bulk tote liners. Lab coatings teams work directly with our packaging partners, stress-testing seals, closure methods, and results in simulated long-haul shipments. This focus came directly from incidents where poorly bundled bags sweated in tropical ports, turning what should have been free-flowing powder into a hardened brick. We logged these headaches, traced them back to design flaws, and took financial hits to make things right—learning that product stewardship doesn’t end with the loading dock.

    End users building up stock or intermittently drawing down inventory need repeatable results with minimal manual intervention. We document batch codes, manufacturing dates, and storage recommendations on every shipment, yet our team knows not all receivers read every label. That’s why our field service crews clock hundreds of hours annually on customer sites, observing stock rotation, measuring ambient warehouse conditions, and troubleshooting transfer problems. It’s not just about delivering chemical—it’s about delivering on the reliability that drives smooth, continuous production.

    In mixing or solution preparations, not all feed methods work equally well across plant configurations. Some install liquid dissolution tanks, others work with direct powder dosing. We’ve collaborated with clients to refine on-site SOPs, advising on agitation speed, order of additions, temperature profiles, and even water quality to suppress unexpected precipitation. These insights come from decades of direct support, not theory—real mistakes, real fixes, and continuous optimization.

    Health and Safety: Built on Responsible Manufacturing

    Safety standards in the chemical industry keep rising. Calcium Thiocyanate doesn’t pose the immediate dangers some highly reactive or toxic salts do, but safe handling still demands respect and clear protocols. We hold ongoing safety workshops for both our internal crews and client partners, covering details from correct PPE choice to local exhaust requirements for bulk handling. Both regulatory expectations and lessons from near-miss events keep us honest; we share incident learnings with buyers in debriefs, a practice that has prevented repeated errors in the field.

    We have devoted resources to updating MSDS documents, training video modules, and quick-reference guides tied to observed points of failure. Sometimes it’s the small things—a broken valve, inattentive operator, or overlooked residue in a feed hopper—that disrupt plant safety. Our technical support answers customer calls around the clock, not just with generic advice, but actionable solutions based on first-hand troubleshooting experience.

    Environmental Commitment Grown from Direct Accountability

    Calcium Thiocyanate production carries a responsibility for wastewater management. Years back, tightening discharge requirements pushed us to integrate closed-loop recycling units at our main plant. Apart from cutting water use per batch, these upgrades have kept effluent thiocyanate levels far below regulatory thresholds. Independent auditors conducted post-install surveys, confirming meaningful drops in aquatic toxicity downstream of our site.

    We maintain transparency on life-cycle impacts, recognizing that many of our customers face their own increasing environmental audits. Our technical staff shares site-source data on typical loss rates, volatilization, and breakdown curves, helping downstream users plan responsible waste treatment or capture. By sharing what our data tells us, not what a generic industry handbook suggests, we provide the kind of decision-grade numbers engineers need for safer, greener plant operation.

    Supporting Process Improvement: Lessons from Years of Daily Production

    Chemical manufacturing, at its best, operates as a feedback loop with the user. In Calcium Thiocyanate production, minor changes in particle morphology, solubility rate, or impurity burden can have oversized effects across various industries. By keeping strong technical exchanges open, our R&D, QC, and customer service teams catch issues early and identify chances for operational improvement, both in how we make the salt and how customers put it to use.

    One key example: a paper mill flagged periodic filamentous deposits in their bleach process after a supplier switch. Our technical audit, backed by historical retained samples and collaborative lab trials, revealed trace impurity differences that eluded standard certified analyses but influenced performance at scale. We rebuilt the relevant line purification step, leading to a measurable reduction in their defect rates. It’s this type of deep-dive troubleshooting—done with boots in the mud and commitment to long-term partner success—that sets our approach apart from off-the-shelf traders.

    Such partnerships foster incremental product upgrades. Our ongoing pilot projects include testing new anti-caking agents, further reducing micro-particulate content, and evaluating greener intermediate precursors. These efforts aren’t marketing checkboxes—they answer observed limits from end users and stem from our responsibility to stay resilient under changing market and regulatory winds.

    Why Steady, Direct Manufacturing Matters: Confidence for the Long Haul

    There’s a difference between buying Calcium Thiocyanate off a list and sourcing directly from a cohesive production and technical support chain. Many customers burned by inconsistent batches, unclear origin, or lack of traceability remember the cost of unreliability. Our own field teams have handled urgent swaps and last-minute troubleshooting at customer sites when others have fallen short. We keep robust records on raw material batches, production parameters, and storage conditions, letting us quickly backtrace and resolve any concern.

    Continuous investment in both people and technology has built a feedback culture—training for operators, chemists, and delivery personnel stays constant, with real-world learning prioritized over rote compliance. Problems don’t escalate when teams take ownership and share outcomes, both good and bad.

    Commitment to authenticity, direct engagement, and a focus on measurable outcomes underpin how we produce Calcium Thiocyanate. Large-volume buyers and smaller specialty processors alike benefit from both steady quality and the ability to speak with experienced technical staff—not pushy sales voices. Reliability, hard-earned through thousands of shipped batches and hundreds of field interventions, stands as the quiet backbone supporting every application our product touches.