DL-POTASSIUM TARTRATE
Molecular formula K2C4H4O6·1/2H2O
Description
Colorless crystals or white crystalline powder,losting crystal water at 155°C,decomposing at 200 to 220°C,practically insoluble in alcohols,its aqueous solution being alkalescence to litmus paper,PH value 7 to 8 and relative density 1.980. 
Specification
HG3-1100-77
Item
Index
Content ≥ % 99.5
Clarity test   qualified
Chloride (Cl) ≤ % 0.01
Sulphate (S04)≤ % 0.015
Phosphate (P04)   ≤ % 0.005
Iron (Fe) ≤ % 0.005
Heavy metals (on Pb) ≤ % 0.002

CNS K7407
Item
Index
Content % 99.4 ~ 100.3
Insoluble matter ≤ % 0.010
Free acid  (on KHC4H4O6) ≤ % 0.10
Free alkali  (on K2CO3) ≤ % 0.02
Chloride (Cl) ≤ % 0.002
Phosphate (PO4)≤ % 0.002
Sulphate (SO4) ≤ % 0.005
Ammonia (NH3) ≤ % 0.003
Calcium (Ca) ≤ % 0.005
Heavy metals (on Pb) ≤ % 0.0005
Iron (Fe) ≤ % 0.001
Use

Used as analytical reagent, for preparing culture medium for microorganism or in pharmacy industry.

Packaging In 25Kg P/E bags covered with woven bags or kraft bags.or in 25Kg paper drums lined with P/E bags we also can pack goods as your request.
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