Sodium Benzoate

Chemical Name: Sodium Benzoate
Molecular Formula: C₇H₅O₂Na
Molecular Weight: 144.11
CAS No.: 532-32-1
Standard Executed: GB 1886.184-2016

Appearance
• White granules or crystalline powder.

Application
• Mainly used as food preservative;
• Used as bactericide in pharmaceutical industry, mordant in dyestuff industry.

Packing
• Net weight：25kg/bag；
• PP woven bag or paper-plastic composite bag, with inner PE bag.

Specification

Item	Standard
Sodium benzoate (on dry basis) ω/%	99.0～100.5
Solution whiteness (Pt-Co color code) Hazen ≤	20
Clarity test of solutions	Pass test
Oxidizable	Pass test
Acidity & alkalinity	Pass test
Heavy metals (as Pb)/(mg/kg) ≤	10
Sulfate (as SO4) ω/% ≤	0.1
Chloride (as Cl) ω/% ≤	0.02
Phthalic acid / (mg/kg) ≤	150
Loss on drying ω/% ≤	1.5