Cobalt stearate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 13586-84-0 |
| Product name | Cobalt stearate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for Cobalt stearate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Cobalt stearate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Cobalt stearate
| Industry | Application | Process |
|---|---|---|
| Rubber Industry | Adhesion promoter for steel cord–rubber bonding | Acts as an adhesion activator during vulcanization of copper-plated steel wire with rubber, enhancing interfacial adhesion strength through formation of cobalt sulfide and copper–cobalt sulfide complexes. |
| Rubber Industry | Curing accelerator for unsaturated polyester resins | Used in peroxide-initiated systems to accelerate crosslinking and curing reactions. |
| Coatings & Inks Industry | Drying catalyst | Serves as primary or auxiliary drier in oxidation-drying coatings (e.g., alkyd resin paints) and inks, accelerating oxidation, polymerization, and drying/curing of the film. |
| Chemical Synthesis | Organic synthesis catalyst | Catalyzes esterification, polymerization, and oxidation reactions (e.g., p-xylene oxidation to terephthalic acid). |
| Ceramics Industry | Colorant and release agent | Provides blue coloration as a cobalt source in ceramic pigments and serves as an additive in ceramic glazes. |
| Plastics Industry | Heat stabilizer | Functions as a secondary stabilizer in processing halogenated polymers such as polyvinyl chloride (PVC), absorbing hydrogen chloride generated during thermal decomposition to improve thermal stability. |
Manufacturing Quality Control of Cobalt stearate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Cobalt Content | Complexometric Titration with EDTA | Cobalt ions form a stable complex with EDTA at controlled pH; endpoint detected by color change using an indicator such as PAN or xylenol orange. |
| Stearic Acid Content | Acid-Base Titration after Saponification | Sample is saponified with excess KOH, then unreacted alkali is back-titrated with standard HCl to determine stearate content. |
| Moisture Content | Karl Fischer Titration | Quantitative determination of water based on the stoichiometric reaction of iodine with sulfur dioxide in the presence of water and a base. |
| Loss on Drying | Gravimetric Analysis (105 C, 2 h) | Mass loss measured after drying at specified temperature and time, reflecting volatile matter and residual moisture. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Multi-element detection by measuring characteristic atomic emission spectra after high-temperature plasma atomization and excitation. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Chloride ions react with silver nitrate to form AgCl precipitate; endpoint detected by silver ion-selective electrode. |
| Sulfate Impurity | Gravimetric Analysis with BaCl2 | Sulfate is precipitated as BaSO4 under acidic conditions and quantified by weighing the dried precipitate. |
| pH of Aqueous Suspension | Potentiometric Measurement | pH determined using calibrated glass electrode in a standardized aqueous suspension (e.g., 1% w/v). |
| Particle Size Distribution | Laser Diffraction | Size distribution derived from angular dependence of laser light scattering by dispersed particles in liquid medium. |
| Bulk Density | Graduated Cylinder Method | Mass of sample poured into a calibrated cylinder divided by its settled volume under standardized conditions. |
| Organic Volatiles | Gas Chromatography (GC-FID) | Volatile organic impurities separated on capillary column and quantified by flame ionization detection. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Color intensity compared against APHA platinum-cobalt standards or measured as absorbance at 455 nm in solution. |
Technical Specifications of Cobalt stearate
| Test Item | Specification |
|---|---|
| Appearance | Pink to reddish-brown powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 120-130°C |
| Acid Value (mg KOH/g) | 220-240 mg KOH/g |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Soluble in chloroform, benzene, and hot ethanol; insoluble in water |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Cobalt stearate
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| Lot/Batch Number | *Required fields | |
Packaging of Cobalt stearate
Industrial Cobalt stearate Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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