Sodium Benzoate
CAS No.:       532-32-1
Molecular formula:    C7H5NaO2
Molecular weight :    144.10
Standard :       Pharmaceutical Grade BP 2000

Appearance :    White crystalline powder or granule
Assay     :     99.0%-100.5%
Solubility  :     Colorless and transparent solution
Heavy Metals(As, Pb) : 10 ppm max
Loss on Drying    :   2.0% max
Acidity & Alkalinity:   0.2ml/g max
Arsenic:             3 ppm max
Moisture:            1.5% max
Chloride:            200 ppm max