Sodium Benzoate
Sodium Benzoate
Organic Salt & Preservative
Sodium Benzoate is the sodium salt of benzoic acid with the chemical formula C₆H₅COONa. It appears as a white, crystalline or granular powder that is odorless and highly soluble in water.
It is widely used as a food preservative, as well as in pharmaceuticals, cosmetics, and chemical manufacturing. Sodium benzoate is valued for its effectiveness in inhibiting the growth of bacteria, yeast, and fungi.
Physical & Chemical Properties
C₆H₅COONa
≥ 98% – 99%
White crystalline powder
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Sodium Benzoate
Product Specifications| Specifications | Range |
|---|---|
| Appearance | White crystalline powder / granules |
| Assay (Dry Basis) | 97.0 – 100.5 % |
| Loss on Drying | 2.0 % max |
| Acidity / Alkalinity | Complies |
| Specifications | Range |
|---|---|
| Appearance | White crystalline powder |
| Assay | 99.0 % min |
| Loss on Drying | 2.0 % max |
| Specifications | Range |
|---|---|
| Appearance | White crystalline powder |
| Assay | 99.0 – 100.5 % |
| Loss on Drying | 2.0 % max |
| Heavy Metals | 10 ppm max |
| Specifications | Range |
|---|---|
| Appearance | White or almost white powder |
| Assay | 99.0 – 100.5 % |
| Loss on Drying | 2.0 % max |
| Chloride | 300 ppm max |
| Specifications | Range |
|---|---|
| Appearance | White crystalline powder |
| Assay | 99.0 – 100.5 % |
| Water | 1.5 % max |
| Heavy Metals | 10 ppm max |
| Specifications | Range |
|---|---|
| Appearance | White crystalline granules |
| Assay | 99.0 – 100.5 % |
| Water | 1.5 % max |
| Arsenic | 3 ppm max |
| Specifications | Range |
|---|---|
| Appearance | White crystalline powder |
| Solubility in MEG | Clear & colorless |
| Assay | 99.0 % min |
| Loss on Drying | 2.0 % max |
Sodium Benzoate
Sodium Benzoate Applications
Sodium benzoate is widely used as a food preservative to inhibit the growth of bacteria, yeast, and mold in acidic foods and beverages, extending shelf life.
In pharmaceuticals, sodium benzoate is used as a preservative and excipient in syrups, liquid medicines, and injectable formulations.
Sodium benzoate is used as a preservative in cosmetics and personal care products such as creams, lotions, shampoos, and oral care formulations.
It is used as an intermediate in the manufacture of dyes, plasticizers, and various specialty chemical compounds.
Sodium benzoate is used in animal feed as a preservative to improve feed stability and prevent microbial contamination.
In water treatment systems, sodium benzoate is used as a corrosion inhibitor in closed-loop cooling and heating systems.
It is commonly used in laboratory research for biochemical studies, microbial inhibition testing, and chemical analysis.
Sodium benzoate is applied in various industrial processes including antifreeze formulations, metalworking fluids, and specialty chemical products.