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Page Views: 225 Date Added: 06/26/2009 Last Updated: 06/26/2009 Expiry Date: 06/21/2028 Product/Service Details 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 Additional photos

Company Information (Wuhan Yuancheng Technology)

Company Profile: Wuhan Yuancheng Technology Development Co., Ltd. is a leading Chinese chemical supplier special in fine chemical, flavor, food additive, pharmaceutical and intermediates. Resort to its sophisticated technology, the company integrates R&D, producing, operating and marketing into an organic whole. We invest large fund and brains into R&D, developing new products and pioneering new technics, to meet the demand of the market. All the products from our plants are the fruit of out R&D department, reaching the advanced standard of domestic market, many of which reach the international standard.. >> More Website URL: http://www.bridgat.com/u4828