sodium benzoate

payment method: t/t, l/c at sight and other payment terms
sodium benzoate
[appearance]
white granule or crystalline powder,no savor or a bit benzoic savor

[molecular formula] c7h5nao2 [molecular weight] 144.11 [cas] 532-32-1

[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 /food grade standard for edible grade and bp98/usp/e211 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
cchloride (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 / /

532-32-1