Sodium Benzoate
Sodium benzoate is a substance which has the chemical formula NaC7H5O2. It is a widely used food preservative, with an E number of E211. It is the sodium salt of benzoic acid and exists in this form when dissolved in water. Sodium Benzoate Preservative in Food can be produced by reacting sodium hydroxide with benzoic acid.
Introduction
Appearance: White powder/granular
Molecular formula: 2(C3H6O2)CA
Molecular weight: 186.22
CAS No.: 4075-81-4
HS No.: 29163100.90
FEMA No.: 3025
EINECS No.:223-795-8
Function : Preservative,brewing,dyes.
Technical Specification
ITEM |
Specification |
Assay |
99.0% Min. |
Loss on drying |
1.5% Max. |
Chloride |
0.02% Max. |
Sulfate |
0.10% Max. |
Chloride Compound |
0.03% Max. |
Heavy metals |
10 ppm Max. |
Acidity or Alkalinity |
0.2ml/g Max. |
Arsenic (As) |
2 ppm Max. |
Readily carbonize Substances |
Meets the requirements |
Clarity of solution |
Transparent |
Colour of solution |
Y6 |
Benzene(ug per g) |
2 ug Max. |
Chloroform(ug per g) |
60 ug Max. |
1,4-Dioxane(ug per g) |
380 ug Max. |
Methylene chloride(ug per g) |
600 ug Max. |
Application
Sodium benzoate is a good Preservative, used in acidic foods and products to control bacteria, mold, yeasts, and other microbes. Sodium Benzoate Preservative in Food interferes with their ability to make energy. And used in medicine, tobacco, plating, printing, and dyeing.
Packing
25 kg/woven bag or kraft paper bag
Storage and Transportation
Sodium Benzoate Preservative in Food Stored in the dry, draughty, and clean warehouse; protect against dampness and heating; kept away from toxic articles, handle with care, protect against damage to packing.
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