High-purity white sodium benzoate powder
Sodium benzoate is a Food Additive ,it is a white granule or crystalline powder that is odorless or slightly hypoallergenic with a slightly sweet, astringent taste. Also known as sodium benzoate, relative to the quality of the sub-122.12. Stable in the air, soluble in water, the pH of its aqueous solution is 8, soluble in ethanol. Benzoic acid and its salts are broad-spectrum antimicrobial agents, but their antibacterial effectiveness depends on the pH of the food. With the increase of medium acidity, the bactericidal effect of bacteriostasis is enhanced, and bactericidal and antibacterial effects are lost in alkaline medium. The best anti-corrosion PH value of 2.5 ~ 4.0.Use: 1, This product is excellent food preservative, used in various kinds of food including sauce, pickles, jam, preserved beancurd, fruit juice, soda pop and various kinds of cans. 2, Can be used in medical industry for drug anticorrosion. 3, Daily-used industry, used in anticorrosion of toothpaste, inkpad, paste and adhesive etc.. 4, Also widely used in organic chemical industry.
Quality standard(GB1902-05)
|
Item |
Index |
|
Content |
≥99.0 % |
|
Water content |
≤1.5 % |
|
Alkalinity acidity |
≤0.2ml |
|
Chloride |
≤0.03 % |
|
Heavy metal |
≤0.001 % |
|
Arsenic |
≤0.0002 % |
|
Sulphate |
≤0.10 % |
|
Color of 10% aqueous solution |
Meet the specification |
|
Milkiness degree of solution |
Meet the specification |
|
Phthalic acid |
Pass the test |
|
Readily oxidizable substance |
Pass the test |