Uses : mainly used in chemical preparation of sour, chemical preparation of resolution and pharmaceutical materials.

Molecular Structure:

Product description: Molecular formula : C4H6O6 Molecular weight : 150.1 CAS Number :87-69-4 Description : Colorless or white crystalline. Odorless, acdic taste. Very soluble in water and alcohol, insoluble in chloroform. Uses : In the medical industry, as medicine intermediate, resolution agent and its derivant, etc. In the food industry, as acidic taste agent of drink, sweetmeats and jam food. In the chemical industry, serve as produce tartrate and ester. Also as shelter agent of metal ion. In the spinning industry, as resist of printing and dyeing , etc. Packing : In paper board or fibber board drum, or polypropylene bag, lined with complex bags of 25kgs net. Storage : Kept air tightly in a light-proof, dry and cool place Specifications : Complies with BP98 & US FCC(IV) ITEMS BP98 FCC (IV) Clarity ad color solution Up to standard - Specific optical rotation(C=20,) [a]D20 +12 ° - +12.8 ° +12.0 ° - +13.0 ° Assay % ≥ 99.5-101.0 99.7-100.5 Loss on drying % ≤ 0.2 0.5 Heavy metals %≤ 0.001 0.001 Sulphated ash %≤ 0.1 0.05 Oxalate 0.035 Up to standard Sulphate 0.015 Up to standard Chlorides (Cl)% ≤ 0.01 - Calcium (Ca)%≤ 0.02 -