Potassium hydrogen carbonate ≥99.5%, AnalaR NORMAPUR® analytical reagent

Supplier: VWR Chemicals

26733.292EA 98.4 EUR
26733.292
Potassium hydrogen carbonate ≥99.5%, AnalaR NORMAPUR® analytical reagent
Potassium hydrogen carbonate

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Specification Test Results

Assay Min. 99.5 %
Substances reducing iodine (0,1 N) Passes test
pH (20°C; 5 %) 8.2 - 8.8
Heavy metals (as Pb) Max. 5 ppm
Insolubility in water Max. 50 ppm
Substances precipitated by NH4OH Max. 100 ppm
Cl (Chloride) Max. 10 ppm
NH4 (Ammonium) Max. 10 ppm
NO3 (Nitrate) Max. 10 ppm
PO4 (Phosphate) Max. 10 ppm
SO4 (Sulphate) Max. 20 ppm
As (Arsenic) Max. 2 ppm
Ca + Mg (as Ca) Max. 100 ppm
Fe (Iron) Max. 2 ppm
Na (Sodium) Max. 0.025 %

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