Sodium Metabisulfite
Sodium Metabisulfite
It is an inorganic compound that is a white or yellow crystal with a strong pungent odor. It is soluble in water and the aqueous solution is acidic. When in contact with strong acids, it releases sulfur dioxide and generates corresponding salts.
Purpose:
Ingredients used as fixing agents in the photography industry; The spice industry is used to produce vanillin; Used as a preservative in the brewing industry; Rubber coagulants and dechlorinating agents after bleaching cotton cloth; Organic intermediates; Used for printing, dyeing, and leather making; Used as a reducing agent; Used for wastewater treatment in electroplating industry, oil fields, and mineral processing agents in mines
project | index |
content（an Na2S2O5） | ≥96% |
iron（as Fe） | ≤0.005% |
Water insoluble substance | ≤0.05% |
arsenic | ≤0.0001% |
Packaging and storage and transportation:
Packed in plastic woven bags lined with polyethylene plastic bags, with a net weight of 25kgs or 1000kgs per bag
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Lead Nitrate