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Sodium citrate
Sodium Citrate
CAS No.: 6132-04-3 Other Names: Trisodium citrate dihydrate MF: C6H5Na3O7.2(H2O) EINECS No.: 201-069-1 Grade Standard: Medicine Grade Purity: 99% Appearance: White crystal Properties: Colorless or white crystalline particles or crystalloid powder, odorless, flavour is salty, cool, soluble in water, soluble in ethanol, heat decomposition. Use: Widely used in food, beverage, spice industry as a sour agent, flavorings and preservative, slow granule, chelating agent. In the chemical industry, the cosmetics industry and washing industry of antioxidants, plasticizer, detergent. Pharmaceutical industry as anticoagulation. Chemical, leather, printing, non-toxic plating and atomic energy industry, etc.
| Test item | Specification | |
| Reagent grade | Pharmaceutical grade | |
| Appearance | Conform | Conform |
| Assay [C 6 H 5 O 7 Na 3 · 2H 2 O] /% | ≥ 99.0 | ≥ 98.0 |
| PH(50g/L, 25° C) | 7.5~9.0 | 7.5~9.0 |
| Clarify degrees test | Conform | Conform |
| Water insoluble/% | ≤ 0.005 | ≤ 0.01 |
| Chloride (Cl) /% | ≤ 0.001 | ≤ 0.005 |
| Sulfate (SO 4 )/% | ≤ 0.001 | ≤ 0.01 |
| N/% | ≤ 0.001 | - |
| Phosphate (PO 4 )/% | ≤ 0.002 | ≤ 0.01 |
| Ferric (Fe) /% | ≤ 0.0005 | ≤ 0.001 |
| Heavy metal (Pb) /% | ≤ 0.0005 | ≤ 0.001 |
| Easy carbonized material | Conform | - |
Sodium citrate
