Sodium metabisulfite is a white or yellow crystalline powder or small crystal with a strong SO2 odor, the specific gravity is 1.4, soluble in water, and the aqueous solution is acidic. When it is in contact with a strong acid, it releases SO2 to form a corresponding salt.
50KG per bag
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Posted on: 06-12-2018, Last updated on: 15-01-2019