【Scientific Name】SODIUM TARTRATE
【Molecular Formula】C₄H₄O₆Na₂·2H₂O
【Structural Formula】
【Molecular Weigh】230.08
【CAS Number】868-18-8
【Character】Colorless crystals or white crystal powder,specific gravity is 1.818, lose two molecular water at 150°C,freely soluable in water,the aqueous solution assumes alkalescence,insuable in alcohol.

【Specifications】Enterprise Standard（Tech grade）

Item	Index
Content (on dry basis)≥%	98.0
Arsenic(As) %;≤%	0.0003
Heavy metals (Pb)%;≤%	0.001
Chloride(Cl) %;≤%	0.05
Sulphate(SO4) %;≤%	0.05

【Uses】Served as minim analytical mensuration of vanadium, the demarcation of Carl Wilhelm Scheele reagent , and is served as screen dose and complexing agent,biochenistry reagent and stabilizer and foodstuff additive etc.
【Packing】25kg complex bag