High purity inorganic chemicals for the pharmaceutical, aerospace, R&D, and electronic industries.

Potassium Sodium Tartrate Tetrahydrate,

 

Reagent A.C.S.

 

Assay: 99.0-102.0%
KNaC4H4O6 · 4H2O
pH of a 5% solution: 6.0-8.5 at 25 °C
MAXIMUM ALLOWABLE
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%