| Sodium benzoate |
| Appearance |
White granule or crystalline powder,no savor or a bit benzoic savor |
| Molecular formula |
C7H5NaO2 |
| Molecular weight |
144.11 |
| CAS Number |
9532-32-1 |
| Use |
Antiseptic, anti-animalcule and antifreezing agent used in food, medicine, tobacco, plating, printing and dyeing |
| Standard packaging |
braided bag(25kg net) lined with plastic bags. |
| Quality index |
in accordance with GB1902-2005 standard for edible grade and BP98 and China national codex 2000 for medicinal grade
Item |
GB1902-94 version |
BP98 version |
China pharmacopoeia 2000 version |
| Content(base on C7H5NaO2 dry basis),% ≥ |
99.0 |
99.0-100.5 |
99.0 |
Drying loss,% ≤ |
1.5 |
2.0 |
1.5 |
Dissolve |
Meet the stipulation |
Meet the stipulation |
/ |
Transparency and color |
/ |
Meet the stipulation |
/ |
Alkalinity acidity |
Meet the stipulation |
Meet the stipulation |
Meet the stipulation |
| Chloride (base on Cl),≤ |
500PPm |
200PPm |
/ |
| Chloride(base on Cl),≤ |
/ |
300PPm |
/ |
| Heavy metal(base on Pb),≤ |
10PPm |
10PPm |
10PPm |
| As(base on As),≤ |
2PPm |
/ |
5PPm |
| Sulfate (base on SO4),≤ |
1000PPm |
/ |
/ |
Readily oxidizable substance |
Passed the test |
/ |
/ |
o-benzene tricarbonic acid |
Passed the test |
/ |
/ |
|
