China Factory Direct
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| CAS number | 3164-34-9 |
| Product name | CALCIUM TARTRATE |
| 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) |
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 |
|---|---|---|
| Food Industry | Acidity regulator and stabilizer in food | Direct addition or presence as a fermentation by-product |
| Brewing Industry | Raw material for tartaric acid (tartarate) recovery | Precipitation, separation, and acid hydrolysis conversion from wine-making waste (argol) |
| Pharmaceutical Industry | Pharmaceutical excipient and intermediate in tartaric acid production | Chemical synthesis or conversion process |
| Chemical Industry | Precursor for tartaric acid and its derivatives | Acid hydrolysis and purification process |
| Cosmetics Industry | Buffering agent and pH adjuster | Formulation blending process |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (CaC4H4O6) | Acid-Base Titration | Direct titration with standardized HCl after dissolution and hydrolysis; endpoint detected potentiometrically or with methyl orange. |
| Calcium Content | EDTA Complexometric Titration | Calcium forms stable complex with EDTA at pH 10; titration using Eriochrome Black T indicator. |
| Heavy Metals (as Pb) | Visual Limit Test (USP <231>) | Sample treated with thioacetamide in buffered medium; comparison of color intensity against lead standard solution. |
| Loss on Drying | Gravimetric (Thermogravimetry) | Weight loss measured after drying at 105 C for 2 hours under controlled humidity and airflow. |
| Residue on Ignition | Gravimetric (Sulfated Ash) | Ignition at 700-800 C until constant weight; residue represents inorganic impurities. |
| Chloride | Silver Nitrate Titration | Reaction of chloride with AgNO3 to form AgCl precipitate; endpoint detected by potentiometry or adsorption indicator. |
| Sulfate | Barium Sulfate Gravimetry | Precipitation as BaSO4 in acidic medium; dried and weighed to determine sulfate content. |
| pH of Aqueous Solution | Potentiometric pH Measurement | pH measured in 1% w/v aqueous suspension using calibrated glass electrode and reference electrode. |
| Iron (Fe) | Atomic Absorption Spectroscopy (AAS) | Quantification based on absorption of characteristic wavelength light by ground-state Fe atoms in flame. |
| Arsenic | Gutzeit Limit Test | Generation of arsine gas from sample under acidic reduction; coloration of mercuric bromide paper compared to standard. |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern from dispersed particles to calculate size distribution by Mie theory. |
| Microbial Contamination | Membrane Filtration and Plate Count | Filtration of solution followed by incubation on appropriate agar media; colony enumeration after defined time. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=20 ppm |
| Melting Point | >200°C (decomposes) |
| Optical Rotation | +15.0° to +17.0° (c=1, H2O) |
| Solubility | Slightly soluble in water; insoluble 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.