Potassium Sodium Tartrate Tetrahydrate, ACS, 99-102%, by T. Baker, 500g

Potassium Sodium Tartrate Tetrahydrate,
ACS, 99-102%, by T. Baker, 500g
For Research & Development
Not for drug, clinical use in humans, for food or food additive use

Specifications:
Minimum assay 99-102%
pH of a 5% solution at 25°C 6.0-8.5
Maximum Limits
Insoluble matter 0.005%
Chloride (Cl) 0.001%
Phosphate (PO4) 0.002%
Sulfate (SO4) 0.005%
Ammonium (NH4) 0.002%
Calcium (Ca) 0.005%
Heavy metals (as Pb) 5 ppm
Iron (Fe) 0.001%

CAS: 6381-59-5

FORMULA: KOCOCH(OH)CH(OH)COONa · 4H2O