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

Supplier: VWR Chemicals

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Synonyms: Potassium bicarbonate

26733.292EA 4222 INR InStock
26733.292
Potassium hydrogen carbonate ≥99.5%, AnalaR NORMAPUR® analytical reagent
Potassium hydrogen carbonate


Formula: KHCO₃
MW: 100,12 g/mol
Melting Pt: 292 °C
Density: 2,17 g/cm³ (20 °C)
Storage Temperature: Ambient
 MDL Number: MFCD00011402
CAS Number: 298-14-6
EINECS: 206-059-0
UN: 0000
Merck Index: 13,07691
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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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