Sodium Metabisulphite Tech Grade
Sodium Metabisulfite
Standard: GB1886.7-2015
Item | Superior Grade | First Grade |
Content（as Na2S2O5计），% | ≥ 96.5 | ≥ 95 |
Iron content（as Fe）, % | ≤ 0.005 | ≤ 0.01 |
Water insoluble | ≤ 0.05 | ≤ 0.05 |
Arsenic content (as As), % | ≤ 0.0001 | — |
Usage of Sodium Metabisulfite:
A mordant in painting and dying
Dechlorination agent for fabric after bleaching
Chemical and pharmaceutical reducing agents and sulfonating agents
Bleaching agent for bamboo, wood and paper fibers
Mineral separation agent for Nonferrous metal
Treatment agent for waste water
Rubber solidifying agent
Package & Delivery of Sodium Metabisulfite: 1000kgs/bag or Customized Package
Storage of Sodium Metabisulfite: Keep away from sunlight and moisture, store in ventilated dry place.