POTASSIUM SODIUM TARTRATE TETRAHYDRATE AR/ACS

Chemical Information
Article No.	AL3780
Grade	AR/ACS
Purity	99%
CAS Number	6381-59-5
Molecular Formula	C4H4KNaO6.4H2O
Molecular Weight	282.22
HS Code	29181390
Shelf Life	5 Years

Physical Properties
Solubility in water(% weight)	Soluble in water
Colour	Colorless crystalline
Boiling point(°C)	220 °C
Melting point/ Freezing point(°C)	70 °C
pH value	7.0 - 8.5
Density (g/cm3)	1.79
Odour	Odorless
Physical state at 20 °C	Solid

Safety Information and Hazard Symbols
Safety Statement	22-24/25

Specifications
Phosphate (PO4)	Max 0.001%
Iron (Fe)	Max 0.0005%
Assay	99 - 102%
Sulphate (SO4)	Max 0.005%
Copper (Cu)	Max 0.0005%
Heavy metals (as Pb)	Max 0.0005%
Chloride (Cl)	Max 0.0005%
Appearance	Colorless crystalline powder
Calcium (Ca)	Max 0.004%