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SZSE：002741
Chemical Reagents
Sodium acetate?trihydrateCOA Report
  • CAS No.：6131-90-4
  • Molecular weight：136.08
  • Molecular formula：CH3COONa?3H2O
  • EC No.：204-823-8
Information
Specification category：
Product No. Product name Specifications
1.01353.010 Sodium acetate?trihydrate AR500g
1.01353.020 Sodium acetate?trihydrate CP500g
1.01353.030 Sodium acetate?trihydrate AR25kg/Drum
1.01353.040 Sodium acetate?trihydrate CP25kg/Drum
1.01353.050 Sodium acetate?trihydrate CP25kg/Sack
Characteristic： Appearance and properties: colorless, transparent crystals or white granules. Weathering in dry air.
pH value: 8.9 (0.1 mol/L, 25 ℃)
Melting point(℃) (℃): 58
Volume density: ~ 900 kg/m3
Boiling point(℃):> 400
Relative density (H2O): 1.45 g/cm3 (20 ℃)
Ignition point (℃): 607
Flash point (℃):> 250
Thermal decomposition: 120 ℃ lose crystal water, higher temperature and then decompose.
Solubility: 1 g of the product was soluble in 0.8 mL of H2O, 0.6 mL of boiling water, 19 mL of ethanol.
Technical indicators：
Item AR CP
Assay(CH3COONa?3H2O) ≥99.0% ≥98.0%
pH value(50g/L solution,25℃) 7.5～9.0 7.5～9.0
Clarity of solution 3 5
Insoluble matter in water ≤0.002% ≤0.005%
Chloride(Cl) ≤0.001% ≤0.003%
Phosphate(PO4) ≤0.0002% ≤0.0005%
Aluminum(Al) ≤0.0005% ≤0.001%
Calcium(Ca) ≤0.002% ≤0.005%
Iron(Fe) ≤0.0002% ≤0.0005%
Copper(Cu) ≤0.0005% ≤0.001%
Lead(Pb) ≤0.0005% ≤0.001%
Substances reducing potassium permanganate (as HCOOH) ≤0.01% ≤0.02%
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