Potassium Carbonate Anhydrous, ACS, 99+%, 2.5kg
Sulfate (SO4) 0.004% max. Phosphate (PO4) 0.001% max. Calcium (Ca) 0.005% max. Sodium (Na) 0.02% max. Magnesium (Mg) 0.002% max. Iron (Fe) 5 ppm max. Appearance White granular. Silica (SiO2) 0.005% max.