China Factory Direct
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| CAS number | 11071-15-1 |
| Product name | L-Antimony potassium tartrate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 | Application | Process |
|---|---|---|
| Textile Industry | Flame retardant | Applied via coating or impregnation |
| Plastics Industry | Additive flame retardant | Incorporated by compounding into plastic matrix |
| Rubber Industry | Flame retardant and synergist | Integrated during rubber mixing |
| Coatings Industry | Additive for fire-retardant coatings | Added to formulation prior to application |
| Paper Industry | Flame-retardant treatment for paper | Applied via impregnation or spraying |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (K2Sb2O5C4H2O6) | Acid-Base Titration | Quantifies main component via back-titration with standardized NaOH after hydrolysis in acidic medium. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Measures total heavy metal content by atomizing sample and detecting absorbance at characteristic wavelength. |
| Arsenic | Gutzeit Limit Test | Detects arsenic by generation of arsine gas, which produces a colored stain on mercuric bromide paper. |
| Chloride | Potentiometric Titration | Determines chloride ion concentration using silver nitrate titrant and silver/silver chloride electrode. |
| Sulfate | Gravimetric Analysis | Precipitates sulfate as barium sulfate and quantifies by weight after drying. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Measures mass loss upon heating to 105 C to determine volatile content including water and solvents. |
| pH of Aqueous Solution | pH Potentiometry | Measures hydrogen ion activity in 1% aqueous solution using calibrated pH electrode. |
| Iron | ICP-OES | Quantifies iron concentration by plasma excitation and emission intensity measurement at specific wavelength. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities by weighing residue after high-temperature ignition. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles against established reference standards. |
| Particle Size Distribution | Laser Diffraction | Measures particle size distribution by analyzing angular variation in laser light scattering pattern. |
| Microbial Limits | Membrane Filtration | Quantifies viable aerobic microorganisms by filtration, membrane transfer to agar, and colony enumeration. |
| Test Item | Specification |
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| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 210-215°C (decomposes) |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
| Total Impurities | <=1.5% |
| Solubility | Soluble in water; slightly soluble in ethanol |
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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.