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Potassio disolfato, EMSURE® ACS per analisi, Supelco®

Fornitore: Merck
Pericolo

Synonyms: di-Potassio disolfato

M-Clarity™ quality level = MQ300

1.05107.1000 1.05107.5000 1.05107.9050
1.05107.1000EA 204 EUR
1.05107.1000 1.05107.5000 1.05107.9050
Potassio disolfato, EMSURE® ACS per analisi, Supelco®
Potassio disolfato
Formula: K₂O₇S₂
Peso molecolare: 254,32 g/mol
Punto di fusione: ∼325 °C
Densità: 2,51 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, as K₂S₂O₇) 97.5 - 100.0 %
Acidity (as H₂SO₄) 37.5 - 38.6 %
Insoluble and by ammoniumhydroxide precipitated matter ≤ 0.01 %
Chloride (Cl) ≤ 0.0005 %
Phosphate (PO₄) ≤ 0.001 %
Total nitrogen (N) ≤ 0.002 %
Heavy metals (as Pb) ≤ 0.001 %
Al (Aluminium) ≤ 0.001 %
As (Arsenic) ≤ 0.0005 %
Ca (Calcium) ≤ 0.002 %
Fe (Iron) ≤ 0.0005 %
Mg (Magnesium) ≤ 0.0005 %
Na (Sodium) ≤ 0.01 %
Water (H₂O) ≤ 2.5 %
Conforms ACS

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