Sodium benzoate is an organic sodium salt resulting from the replacement of the proton from the carboxy group of benzoic acid by a sodium ion. It is a tablet, capsule and injectable lubricant used in the pharmaceutical formulations.
Characters | Unit | Specification |
---|---|---|
Appearance | white or almost white, crystalline powder | |
Assay | % | 99,0 – 100,5 |
Identification A+B | complies | |
Acidity or alkalinity | complies | |
Loss on drying (105°C) | % | max. 2 |
Halogenated compounds | ||
-for total chlorine | ppm | max. 300 |
Heavy metals | ppm | max. 10 |
Total aerobic microbial count | cfu/g | max. 100 |
Total yeasts and moulds count | cfu/g | max. 50 |
E.coli | cfu/g | absent in 1g |
Pseudomonas aeruginosa | cfu/g | absent in 1g |
Staphylococcus aureus | cfu/g | absent in 1g |
Salmonella | cfu/g | absent in 25g |
Bacterial endotoxin | IU/g | max. 2,5 |
Shelf Life/Retest Date: Sodium Benzoate powder can be kept for at least 2 years if stored under recommended conditions.
Storage/Shipping Conditions:
Pack Sizes: 5 Kg