Ascorbic Acid, Vitamin C

 

BP2005/USP30/FCC V/EP5

Features:
1) It contains over 99.5% of ascorbic acid
2) Mainly used in producing various medicines, it is an important medicine for
clinical supplementary treatment
3) It can be used in food additive. It is a good and safe nutritional agent as well
as an antiseptic and baking agent of flour processing
4) It can be used in feed additive and can improve animals' immunity from
disease
5) VC fine-crystal and fine powder with 40-80, 30 - 300 mesh (US standard sieve)

 

Ascorbic Acid Certification of Analysis

 

Items		Specifications		Test result
Assay		99%~100.5%		99.87%
Melting Point		187°C~192°C		191.0°C
Specific Optical Rotation		+20.5°~+21.5°		+21.5°
Clarity and colour of solution		Clear≤BY 7		Pass
Loss on drying		0.4% Max		0.1% Max
pH(5% solution)		2.1~2.6		2.41
Heavy Metals		10 ppm Max		10 ppm Max
Iron		2 ppm Max		2 ppm Max
Mercury		0.1 ppm Max		0.1 ppm Max
Lead		2 ppm Max		2 ppm Max
Arsenic		3 ppm Max		3 ppm Max
Copper		5 ppm Max		5 ppm Max
Oxalic Acid		0.2% Max		0.2% Max
Sulphated Ash		0.1% Max		0.1% Max