Professional Design Vitamin A Raw Material - Ascorbic acid fine powder (100 mesh) – Toption Industry

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Professional Design Vitamin A Raw Material - Ascorbic acid fine powder (100 mesh) – Toption Industry Detail:

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Show the biological activity of ascorbic acid compounds known, is a water-soluble vitamins, fruits and vegetables are abundant. In redox reactions regulate the metabolism of the lack of it can cause scurvy

ITEM	STANDARD
Appearance	White or almost white crystal or crystalline powder
Identification	Positive
Melting point	191 ℃ ~ 192℃
pH (5%, w/v)	2.2 ~ 2.5
pH (2%,w/v)	2.4 ~ 2.8
Specific optical rotation	+20.5° ~ +21.5°
Clarity of solution	Clear
Heavy metals	=<0.0003%
Assay (as C 6H 8O6, %)	99.0 ~ 100.5
Copper	=<3 mg/kg
Iron	=<2 mg/kg
Mercury	=<1 mg/kg
Arsenic	=<2 mg/kg
Lead	=<2 mg/kg
Oxalic acid	=<0.2%
Loss on drying	=<0.1%
Sulphated ash	=< 0.1%
Residual solvents (as methanol)	=< 500 mg/kg
Total plate count (cfu/g)	=< 1000
Yeasts & molds (cfu/g)	=< 100
Escherichia. Coli/g	Absence
Salmonella/ 25g	Absence
Staphylococcus aureus/ 25g	Absence

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Professional Design Vitamin A Raw Material - Ascorbic acid fine powder (100 mesh) – Toption Industry, The product will supply to all over the world, such as: , , ,

Beta Carotene Powder Food Grade