Sodium Metabisulphite / SMBS / Sodium Metabisulfite / Sodium Pyrosulfite

Product Overview

Description

Sodium Metabisulphite / SMBS / Sodium Metabisulfite / Sodium Pyrosulfite

 

Specification: 

 

Items	Food grade	Technical grade
Na2S2O5:	97%min	96.5%min
Iron (as Fe):	0.003%max	0.005%max
Heavy metals (as Pb):	5ppm Max	--
Arsenic (as As):	1ppm Max	--
Insoluble matter:	0.05%Max	0.05%Max
Ph value	4.0-4.6	4.0-4.6

 

Packing: In 25kg bag or 1000kg big bag 

 

 

Usage: 

1. Used as a preservative and antioxidant in food industry. 

2. It is used in photography. 

3. Used as an excipient in some tablets. 

4. Used in waste treatment to chemically reduce hexavalent chromium

5. Used in Textile dyeing etc. 

 

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