China Factory Direct
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| CAS number | 8013-05-6 |
| Product name | POTASSIUM CASTORATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeMaterial GradeSpecialty 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Applications | Processing |
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| Cosmetics | Emulsifier, thickener, and cleansing agent component | Used as a mild surfactant in formulations for liquid soap, shampoos, and body washes; incorporated directly after preparation via saponification |
| Pharmaceuticals | Pharmaceutical excipient (emulsifier, solubilizer) | Stabilizes topical ointments, creams, and oral suspensions; compliant with USP/EP pharmacopoeial standards; used after sterile filtration or thermal treatment |
| Coatings & Inks | Drying agent, modified resin raw material | Used with cobalt or manganese salts as a drier in alkyd resin coatings; or converted into bio-based polyurethane dispersions via transesterification or polymerization |
| Lubricants | Biodegradable lubricant base oil or additive | Modified via esterification or epoxidation for use in metalworking fluids, hydraulic oils, and food-grade lubricants |
| Agriculture | Biopesticide adjuvant (spreader, penetrant) | Incorporated into organic insecticide/fungicide formulations to enhance droplet adhesion and leaf surface penetration; typically blended at 0.5–2.0 wt% |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Potassium Content | Flame Photometry | Measures potassium ion emission intensity at characteristic wavelength in flame. |
| Acid Value | Acid-Base Titration | Determines free fatty acid content by titration with standardized KOH solution. |
| Saponification Value | Acid-Base Titration | Quantifies total ester content via alkaline hydrolysis followed by back-titration. |
| Iodine Value | Wijs Method | Measures unsaturation by addition of iodine monochloride to double bonds, followed by titration. |
| Hydroxyl Value | Acetylation Titration | Determines hydroxyl groups by acetylation with acetic anhydride, then titration of excess reagent. |
| Water Content | Karl Fischer Titration | Quantifies water based on stoichiometric reaction between water, iodine, and sulfur dioxide in pyridine/methanol medium. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Compares sample color to APHA platinum-cobalt standard scale using visual assessment or absorbance at 430 nm. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Measures total heavy metal content after wet digestion, using lead-specific hollow cathode lamp. |
| Residual Solvents (e.g., ethanol) | Gas Chromatography (GC) | Separates and quantifies volatile solvents using flame ionization detection with internal standard. |
| pH (1% aqueous solution) | pH Meter Measurement | Determines hydrogen ion activity in diluted aqueous solution using calibrated glass electrode. |
| Insoluble Matter | Gravimetric Analysis | Filters sample through pre-weighed membrane, dries residue, and determines mass difference. |
| Microbial Contamination | Plate Count Method | Enumerates viable aerobic microorganisms by spread plating on nutrient agar and colony counting after incubation. |
| Test Item | Specification |
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| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.3% |
| Acid Value (mg KOH/g) | <=5.0 mg KOH/g |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.