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Potassio carbonato ≥99.0%, AnalaR NORMAPUR® Reag. Ph. Eur. per analisi

Fornitore: VWR Chemicals
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Synonyms: Potash

26726.297EA 135 EUR
26726.297 26726.322 26726.260 26726.460
Potassio carbonato ≥99.0%, AnalaR NORMAPUR® Reag. Ph. Eur. per analisi
Potassio carbonato
Formula: K₂CO₃
Peso molecolare: 138,21 g/mol
Punto di fusione: 891 °C
Densità: 2,42 g/cm³ (20 °C)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00011382
CAS Number: 584-08-7
EINECS: 209-529-3
Merck Index: 13,07702
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Risultati del test di specificazione

Assay (on anhydrous substance) Min. 99.0 %
Ba (Barium) Passes test
CN (Cyanide) Passes test
Sulphur compounds (as S) Passes test
Free potassium hydroxide Max. 0.05 %
Heavy metals (as Pb) Max. 5 ppm
Insolubility in water Max. 50 ppm
Substances precipitated by NH4OH Max. 100 ppm
Cl (Chloride) Max. 30 ppm
NO3 (Nitrate) Max. 30 ppm
PO4 (Phosphate) Max. 10 ppm
SO4 + SO3 (as SO4) Max. 20 ppm
As (Arsenic) Max. 2 ppm
Ca + Mg (as Ca) Max. 100 ppm
Fe (Iron) Max. 5 ppm
Na (Sodium) Max. 0.2 %
Conforms to Reag. Ph.Eur. Passes test

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