Kaliumdisulfat, EMSURE® ACS zur Analyse, Supelco®

Lieferant: Merck
Gefahr

Synonyms: di-KaliumdisulfatKaliumpyrosulfat

M-Clarity™ Qualitätsstufe = MQ300

1.05107.1000EA 304 CHF
1.05107.1000 1.05107.9050 1.05107.9999 1.05107.5000
Kaliumdisulfat, EMSURE® ACS zur Analyse, Supelco®
Kaliumdisulfat
Formel: K₂O₇S₂
MW: 254,32 g/mol
Melting Pt: ∼325 °C
Dichte: 2,51 g/cm³ (20 °C)
Lager Temperatur: Raumtemperatur
MDL Number: MFCD00011385
CAS-Nummer: 7790-62-7
EINECS: 232-216-8
UN: 2923
ADR: 8 (6.1),I
Merck Index: 12,07834

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Spezifikation Testergebnisse

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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