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SODIUM SULPHITE ANHYDROUS AR/ACS

Packings

500 g (00500)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PDL00030K 1PDLP0065K
Article No. 06024 Grade AR/ACS
Purity 98% CAS No. 7757-83-7
Molecular Formula Na2SO3 Molecular Weight 126.04
H.S. Code 2832.1090 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 9.0 - 10.5 at 126 g/l at 25 °C
Melting point/ Freezing point [°C] 500°C Density [g/cm3] 2.63
Solubility in water [% weight] 126 g/l at 20 °C - completely soluble

Specifications

Appearance White crystalline powder Assay (iodometric) Min 98%
Insoluble matter in water Max 0.005% Acidity Passes test
Alkalinity Max 0.03 meq/g Chloride (Cl) Max 0.02%
Heavy metal (as Pb) Max 0.001% Iron (Fe) Max 0.0005%
Revision Date: 26-Dec-2013

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