Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise specializing in the research and development, manufacturing, and sales of fine chemicals. Headquartered in Jinan, Shandong, China, we are committed to delivering high-quality products to our global partners. Currently, over 90% of our products are exported to developed markets, including North America, Europe, Japan, South Korea, and the Middle East.
Basic Information
Product Name: Disodium tartrate dihydrate
Alias: Sodium tartrate dihydrate; L-Tartaric acid disodium salt dihydrate
CAS No.: 6106-24-7
EINECS No.: 212-778-6
Molecular Formula: C?H?Na?O? · 2H?O
Molecular Weight: 230.00 g/mol
Classification: Organic sodium salt; Tartrate compound; Food additive; Buffering agent; Pharmaceutical excipient; Industrial chelating agent
Physical & Chemical Properties
Appearance: Colorless transparent crystal or white crystalline powder
Melting Point: 150 °C (loses crystal water)
Solubility: Soluble in water; slightly soluble in ethanol; insoluble in ether
Stability: Stable under normal temperature; efflorescent in dry air; loses water at above 120 °C
Specification Table
| Item | Specification | Unit | Remarks |
| Product Name | Disodium tartrate dihydrate | — | Sodium tartrate dihydrate |
| CAS Number | 6106-24-7 | — | Food / Pharma grade |
| Appearance | Colorless crystal or white crystalline powder | — | Odorless |
| Molecular Formula | C?H?Na?O?·2H?O | — | Tartrate sodium salt hydrate |
| Molecular Weight | 230.00 | g/mol | — |
| Purity | ≥99.0 | % | Titration |
| Loss on Drying | 15.0～17.0 | % | Crystal water content |
Main Uses
- Food industry: Buffering agent, emulsifier, stabilizer, flavor enhancer
- Pharmaceutical industry: Excipient, laxative ingredient, pH regulator
- Industrial field: Chelating agent, metal complexing agent, electroplating additive
- Analytical chemistry: Standard reagent and masking agent for metal ion detection
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