Packings
05758
Article No. 05758
Purity 99.5%
Molecular Formula CH3COONa.3H2O
H.S. Code 2915.2990
Grade AR
CAS No. 6131-90-4
Molecular Weight 136.08
Shelf Life 60 Months

Physical Properties

Specifications

Safety Information and Hazard Symbols

Symbol:


Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Slight acetic acid pH value 8.5 - 10 at 408 g/l at 25 °C
Melting point/ Freezing point [°C] 58°C Auto-ignition temperature [°C] 600 °C
Density [g/cm3] 1.45 Solubility in water [% weight] 408 g/l at 20 °C - completely soluble

Specifications

Appearance White crystalline powder. Assay 99.5 - 101%
pH (5% solution in water) 7.5 - 9.2 Insoluble matter Max 0.005%
Chloride (Cl) Max 0.003% Nitrogen compounds (as N) Max 0.001%
Phosphate (PO4) Max 0.0005% Sulphate (SO4) Max 0.002%
Calcium (Ca) Max 0.001% Iron (Fe) Max 0.0005%
Lead (Pb) Max 0.0005% Magnesium (Mg) Max 0.002%
Potassium (K) Max 0.005% Substance reducing KMnO4 (as O) Passes test