Natriummetabisulfit zur Analyse

Lieferant: Thermo Scientific
Gefahr

Synonyme: Natriumpyrosulfit, Pyrosulfit, Natriumdisulfit, di-Natriumdisulfit, Disulfit

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ACRO223070010EA 51.5 EUR
ACRO223070010 ACRO223075000 ACRO223070025
Natriummetabisulfit zur Analyse
Natriummetabisulfit
Formel: Na₂S₂O₅
Molecular Weight: 190,11 g/mol
Schmelzpunkt: 150 °C (Zersetzung)
Dichte: 2,476 g/cm³ (20 °C)
Lagertemperatur: Raumtemperatur
MDL: MFCD00167602
CAS-Nummer: 7681-57-4
EINECS: 231-548-0
ADR: 8,III
Merck Index: 12,08731
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Spezifikation Testergebnisse

Appearance White Crystalline powder
Titration Iodimetric ≥58.5 % (SO2)
Arsenic (As) ≤1 ppm
Iron (Fe) ≤20 ppm
Heavy metals (as Pb) ≤10 ppm
Insoluble matter ≤0.005 %

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