【Scientific Name】potassium tartrate
【Molecular Formula】K
2C
4H
4O
6·1/2H
2O
【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.
【Specifications】Enterprise Standard(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 |
【Uses】served as nalysis agent,and is used to prepare microorganism culture medium and pharmacy industry etc .
【Packing】25kg complex bag