English name: Sodium benzoate
Formula: C7H5NaO2
Molecular Weight: 144.1
Storage method: sealed storage
Properties: white crystalline or granular, or colorless powder, with a sweet astringency. soluble in water and ethanol, glycerol, methanol.
Melting point: >300 °C(lit.)
Desity degree:
1,44 g/cm3 FEMA 3025
Storage condition: Store at RT.
Solubility: H2O: 1 M at 20 °C
|
Item |
分析纯(AR) |
化学纯(CP) |
|
Assay (C6H5COONa),% |
≥99.5 |
99.0 |
|
Sulfate (SO4) ,% |
≤0.01 |
0.01 |
|
Chloride (Cl),% |
≤0.01 |
0.02 |
|
Arsenic (As),% |
≤0.0002 |
0.0004 |
|
Heavy metals (Pb),% |
≤0.001 |
0.004 |
Main use: Mainly used as serum bilirubin testing cosolvent, food additives (preservatives), pharmaceutical industry, fungicides, dye mordant industry, plastics industry, plasticizers, are also used as spices and other organic synthesis.