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DESCRIPTION
Sodium acetate, CH3COONa, also abbreviated NaOAc. also sodium ethanoate is the sodium salt of acetic acid. This colorless salt has a wide range of uses. Sodium acetate may be added to foods as a seasoning. It may be used in the form of sodium diacetate — a 1:1 complex of sodium acetate and acetic acid, given the E-number E262. Frequent use is to impart a salt and vinegar flavor to potato chips.
SPECIFICATION
| ITEM | STANDARD |
| Appearance | Colorless crystals, slight acetic acid odor |
| Assay (dry basis, %) | 99.0-101.0 |
| pH (5% Solution, 25℃) | 7.5- 9.0 |
| Loss on Drying (120℃, 4h, %) | 36.0 – 41.0 |
| Insoluble Matter (%) | ≤ 0.05 |
| Chlorides (Cl, %) | ≤ 0.035 |
| Alkalinity (as Na2CO3, %) | ≤ 0.05 |
| Phosphate (PO4) | ≤ 10 mg/kg |
| Sulphate (SO4) | ≤ 50 mg/kg |
| Iron (Fe) | ≤ 10 mg/kg |
| Arsenic (As) | ≤ 3 mg/kg |
| Lead (Pb) | ≤ 5 mg/kg |
| Mercury (Hg) | ≤ 1 mg/kg |
| Heavy Metal (as Pb) | ≤ 10 mg/kg |