Potassium carbonate ≥99.0%, AnalaR NORMAPUR® analytical reagent sodium-free
Supplier: VWR Chemicals
26727.267EA
84.2
EUR
26727.267
Potassium carbonate ≥99.0%, AnalaR NORMAPUR® analytical reagent sodium-free
Potassium carbonate
Specification Test Results
Assay (calculated on dried substance) | Min. 99.0 % |
Heavy metals (as Pb) | Max. 5 ppm |
Insolubility in water | Max. 50 ppm |
Loss on drying (300 °C) | Max. 1 % |
Substances precipitated by NH4OH | Max. 100 ppm |
Total N (Nitrogen) | Max. 10 ppm |
Total S (as SO4) | Max. 30 ppm |
Cl (Chloride) | Max. 30 ppm |
PO4 (Phosphate) | Max. 10 ppm |
SiO4 (as SiO2) | Max. 50 ppm |
Ca (Calcium) | Max. 20 ppm |
Cu (Copper) | Max. 5 ppm |
Fe (Iron) | Max. 5 ppm |
Mg (Magnesium) | Max. 10 ppm |
Na (Sodium) | Max. 0.02 % |
Pb (Lead) | Max. 5 ppm |
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