POTASSIUM TARTRATE 921-53-9

Yonkong

Description

【Scientific Name】potassium tartrate
【Molecular Formula】K2C4H4O6·1/2H2O
【Molecular Weigh】235.28
【CAS Number】921-53-9
【Character】colorless crystals or white crystal powders,lose water when heated to 155°C,
specific gravity is 1.980,and decompose at 200-220°C.
Almost not dissolving in ethanol , the aqueous solution assumes minute acidity to litmus, and PH value is 7-9.

Tech grade:

Item Index
 Content  ≥%  99.0
 Clarity  passed
 Insoluble in water  0.01
 Chloride(Cl)  ≤%  0.01
 Sulpahte(SO4) ≤%  0.01
 Phosphate ≤%  0.005
 Iron(Fe) ≤%  0.001
 Heavy metals(Pb) ≤%  0.001

【Application】served as nalysis agent,and is used to prepare microorganism culture medium and pharmacy industry etc .

【Packing】25kg/bag

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