CAS NO.532-32-1 Sodium Benzoate Preservatives
Sodium Benzoate
Molecular formula: C7H5NaO2
Molecular weight: 144.11
Description: White grain or flake, powder. Soluble in water and slightly soluble in alcohol and stable chemical characters.
|
EP |
BP2000 |
USP24 |
E211 |
FCC |
Appearance |
White powder particle and columnar with styrax benzoin smell. |
||||
Content(as dried base)% |
≥99.0%-≤ |
≥99.0%- |
≥99.0%- |
≥99.0%- |
≥99.0%- |
Loss on drying |
≤2.0 |
≤2.0 |
≤1.5 |
≤1.5 |
≤1.5 |
Heavy metals |
≤10ppm |
≤10ppm |
≤10ppm |
10ml/kg |
≤10ppm |
As |
-- |
-- |
-- |
3ml/kg |
5ppm |
Pb mg/kg |
-- |
-- |
-- |
5 |
-- |
Hg mg/kg |
-- |
-- |
-- |
1 |
-- |
Transparency |
--- |
--- |
--- |
--- |
--- |
Acidity & alkalinity |
Qualified with regulations |
Qualified with regulations |
--- |
0.25ml/0.1N |
Qualified with regulations |
Chloride |
≤200ppm |
≤200ppm |
--- |
--- |
|
Chlorinated compounds |
≤300ppm |
≤300ppm |
--- |
<600ppm |
|
Polycyclic acids |
-- |
--- |
--- |
Passing test |
--- |
Fusion point ℃ |
--- |
--- |
--- |
121.5-123.5 |
--- |
Compounds easy to be oxide |
-- |
--- |
--- |
Passing test |
--- |
Dissoluble state |
-- |
Passing test |
--- |
--- |
--- |
|
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