Good User Reputation for Vitamin C Food Grade - Ascorbic acid Granular – Toption Industry

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Good User Reputation for Vitamin C Food Grade - Ascorbic acid Granular – Toption Industry Detail:

Vitamin C, also known as ascorbic acid and L-ascorbic acid, is a vitamin found in food and used as a dietary supplement. As a supplement it is used to treat and prevent scurvy. Evidence does not support use in the general population for the prevention of the common cold.

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

【Introduction】 Ascorbic acid (Vitamin C) deficiencies are well documented. Deficiencies include internal and external hemorrhages, reduced bone collagen, lower jaw erosion, anemia, structural deformities, fin erosion, scoliosis (bent-back), poor growth, mortalities etc.

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