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Vitamin C Ascorbic Acid

Posted at: Offers to Sell and Export | Posted on: Thu 13 Aug, 2009 7:14 am |
 
vitamin c ascorbic acid
Products Photos CatalogVitamin Ascorbic Acid Photos Catalog



Ascorbic acid (vitamin c)

Formula: c6h8o6


Molecular Weight: 176.13

CAS No.: 50-81-7

E-Code

No.: E-300

EINECS code: 2000662

Appearance: White granular powder, melting at about 190degrees centigrade. Gradually darkens on exposure to light and/or heat, reasonably stable in air when dry, but deteriorates in solution in the presence of air. One gram is soluble in about 3ml of water and in about 30ml of alcohol. It is insoluble in chloroform, in ether, and in benzene.

Specification (bp2004/usp28/fccv)

Appearance: White to slightly yellowish crystalline power

Identification Positive Reaction

Clarity of Solution (5% solution) Clear

Color of Solution BY7

Assay 99.0% ~ 100.5%

Particle size (%) mesh No. 20 100

Loss on Drying < 0.2%

Residue on Ignition Max 0.1%

Specific Rotation + 20.5 ~ +21.5 degrees

pH (5% in water) 2.2 ~ 2.5

Heavy Metals (as Pb) Max. 10ppm

Lead Max. 5ppm

Zinc Max. 25ppm

Copper Max. 5ppm

Iron Max. 2ppm

Arsenic Max. 3ppm

Oxalic Acid Max. 0.2%

Shelf Life 2 Years

Packing

Two layers of polyethylene liner in net 25kg carton or fiber drum



Company Contact:

No member photo
Contact Name: Tracy Luo
Company Name: Roton International Corp.
Email: Email
Tel: 86-15170418912 or (0086)0791-3775908
Fax: 0791-3987137
Street Address: Rm1804, Building C,
Lujing International Mansion, Lijing
Road, Nanchang City, Jiangxi
Province 330038, China
Website: http://www.rotoncorp.com
Member name: Roton
Country: China-CN China
Member Since: 13 August 2009
Total Leads: 7 Roton Import Export Business Leads
Business focus: Food Additives
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