Potassio disolfato ≥97.5%, AnalaR NORMAPUR® ACS per analisi
Fornitore: VWR Chemicals
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Pericolo
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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 |
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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