
Sodium Citrate
CAS No.: 68-04-2
Molecular Formula: C₆H₅Na₃O₇
Molecular Weight: 258.07
Description:
Sodium citrate is a sodium salt of citric acid, widely used as a buffering agent, emulsifier, and preservative in food and pharmaceuticals.
Main Applications:
Used in soft drinks, dairy products, pharmaceuticals, and as an anticoagulant in blood storage.
Typical Properties:
Appearance: |
White crystalline powder |
Assay: |
≥99% |
Light Transmittance (%) |
≧95.0 |
Moisture (%) |
10.0-13.0 |
Readily Carbonisablle Substance |
≦1.0 |
Sulphate (%) |
≦0.01 |
Chloride (%) |
≦0.005 |
Oxalate (%) |
≦0.01 |
Calcium salt (%) |
≦0.02 |
Iron salt (mg/kg) |
≦5 |
Arsenic salt(mg/kg) |
≦1 |
Lead (mg/kg) |
≦2 |

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