| Item | Index |
| Sodium Metabisulphite ( Na 2 S 2 O 5 ) (%) | 97% Min |
| Iron Content (Fe) (%) | 0.005%Max |
| Water-insoluble (%) | 0.05%Max |
| pH value | 4.0~4.6 |
| Heavy Metal (as Pb) (%) | 0.0005%Max |
| As (%) | 0.0001%Max |
The company which is a professional chemical corp certified by SGS, BV and ISO9001, is a leading manufacture & exporter of sodium metabisulphite, Calcium Chloride, supply sodium metabisulfite food grade, sodium metabisulphite tech grade and Calcium Chloride 74%, 77%, 94% in high quality at competitive price.
Uses: Mainly used as bleaching agent for processing leathers, fabric and organic matter, medium colouring agent for printing and dyeing; Germicide and antiseptic for food preserving, brewing and beverage. Also used as auxiliary material for synthetic dyes, perfume and photographic fixing agent, etc.
Property: White or crystal powder.
Spec:
Uses: Mainly used as bleaching agent for processing leathers, fabric and organic matter, medium colouring agent for printing and dyeing; Germicide and antiseptic for food preserving, brewing and beverage. Also used as auxiliary material for synthetic dyes, perfume and photographic fixing agent, etc.
Property: White or crystal powder.
Spec: