POTASSIUM SODIUM TARTRATE TETRAHYDRATE
POTASSIUM SODIUM TARTRATE TETRAHYDRATE AR/ACS
Short Name: POTASSIUM SODIUM TARTRATE TETRAHYDRATE
Synonym: Rochelle salt
Basic Details
Article No.
LG3780
Grade
AR/ACS
Purity
99%
CAS No.
6381-59-5
HS Code
2918.1390
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Colorless crystalline
Odour
Odorless
pH value
7.0 - 8.5
Melting point/ Freezing point [°C]
70°C
Boiling point [°C]
220°C
Density [g/cm3]
1.79
Solubility in water [% weight]
Soluble in water
Chemical Specifications
Appearance
Colorless crystalline powder
Assay
99 - 102%
Insoluble matter
Max 0.005%
pH (5% solution in water; 20°C)
7 - 8.5
Chloride (Cl)
Max 0.0005%
Sulphate (SO4)
Max 0.005%
Phosphate (PO4)
Max 0.001%
Ammonium (NH4)
Max 0.002%
Heavy metal (as Pb)
Max 0.0005%
Iron (Fe)
Max 0.0005%
Copper (Cu)
Max 0.0005%
Calcium (Ca)
Max 0.004%
Safety Information & Hazard Symbols
Safety Statement
22-24/25