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Potassio disolfato ≥97.5%, AnalaR NORMAPUR® ACS per analisi

Fornitore: VWR Chemicals
Pericolo

Synonyms: di-Potassio disolfato

86198.230EA 94.4 EUR
86198.230 86198.290 86198.360 86198.460
Potassio disolfato ≥97.5%, AnalaR NORMAPUR® ACS per analisi
Potassio disolfato
Formula: K₂O₇S₂
Peso molecolare: 254,32 g/mol
Punto di fusione: 335 °C
Densità: 2,280 g/cm3 (20 °C)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00011385
CAS Number: 7790-62-7
EINECS: 232-216-8
UN: 2923
ADR: 8 (6.1),I
Merck Index: 13,07749

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Risultati del test di specificazione

Assay (acidimetric) 97.5 - 100.0%
Appearance White granules
Acidity (as H2SO4) 37.5 - 38.6%
Heavy metals (as Pb) max. 10 ppm
Insoluble and ny NH4OH precipitated matter max. 100 ppm
Total N (Nitrogen) max. 20 ppm
Water max. 2.5%
Cl (Chloride) max. 5 ppm
PO4 (Phosphate) max. 10 ppm
Al (Aluminium) max. 10 ppm
As (Arsenic) max. 5 ppm
Ca (Calcium) max. 20 ppm
Fe (Iron) max. 5 ppm
Mg (Magnesium) max. 5 ppm
Na (Sodium) max. 100 ppm
Conform to ACS passes test

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