Vitamin C China China Ascorbic Acid Ascorbic Acid 100 Mesh Ascorbic Acid

• CAS No.: 50-81-7, 50-81-7
• Formula: C6h8o6
• EINECS: 200-066-2
• Classification: Organic Acid
• Mf: C6h8o6
• Place of Origin: China
• Model NO.: DONGFANG
• Purity: 99%
• Application: Food Additives/Antioxidants
• Other Names: Vitamin C
• Einecs No.: 200-066-2
• Grade Standard: Agriculture Grade, Food Grade
• Appearance: White or Almost White Crystalline Powder
• Transport Package: 25kg/Bag
• Specification: 99%
• Trademark: DONGFANG
• Origin: China
• Production Capacity: 10000 Kilogram/Kilograms Per Month

Product Description

Product Description

Ascorbic Acid  is a white or slightly yellow crystals or powder,a little acid.m.p.190ºC-192ºC,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.

 

Basic information

Chemical name: Ascorbic Acid
Alias: Vitamin C
CAS.:  50-81-7
EINECS No.:200-066-2
Chemical Formula:C6H8O6
Appearance: White or almost White crystals Crystalline Powder
Shelf Life:  36Months
Supplying ability :20000mt/year
MOQ:5000 kgs

 

Specification

ITEM	STANDARD
Appearance	White or  almost  white crystal  or  crystalline powder
Identification	Positive
Melting point	191 ºC  ~  192ºC
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
	Absence

 

 

Application

In the pharmaceutical industry,can be used to treat  scurvy and various acute and chronic infections diseases,are applicable to the lack of VC.
In the food industry,it can both use as nutrition-al supplements,supplementary VC in food processing,and also is good Antioxidants in food preservation,widely used in meat products,,fermented flour products,beer,tea dtinks, fruit juice,canned fruit,canned meat and so on;also commonly used in cosmetics,feed additives and other industrial areas.

 

Packaging

25kg/bag/carton/drum or as costomer's requirement.