Newpharm Good Price Bulk Vitamin C Ascorbic Acid Powder

Short Description:

Ascorbic Acid is a white or slightly yellow crystals or powder,a little acid.m.p.190℃-192℃,easily soluble in water,a little soluble in alcohol and uneasily soluble in Ether and chlorofom and other organic solvent.In solid state it is stable in air.Its water solution is easliy mutated when it meets with air.

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Ascorbic Acid Functions

1.Immune stimulation

2.Anti-allergic

3.Antioxidant

4.Cement for connective tissues

5.Wound healing

6.Teeth and gum health

7.Iron absorption

8.Eye health

parameter

Characters	White or almost white,crystalline powder or colourless crystals
ldentification	corresponds
Melting point	189℃~193℃
PH(5%,W)	2.1~2.6
PH(2%,W)	2.4~2.8
specific optical rotation	+20.5°~+21.5°
Appearance of solution	Solution s is clear and not more intensely coloured than reference solution BY7
Heavy metals	10 ppm
Assay	99.0%~100.5%
Copper	5ppm
lron	2ppm
Mercury	1ppm
Arsenic	3ppm
Lead	2ppm
oxalic acid (impurity E)	0.2%
Loss on drying	0.4%
Sulphated ash	0.1%
lmpurity c	0.15%
lmpurity D	0.15%
Unspecified impurities	≤0.10%
Total	0.2%
Methanol	3000ppm
TAMC	103 cfu/g
TYMC	102 cfu/g
E.coli	Absence