Sodium Bisulfite CAS 7631-90-5 is white monoclinic crystalline powder with sulfur dioxide odor; relative density: 1.48;very easily soluble in water; can be decomposed when heated;slightly soluble in ethanol; aqueous solution is acidic; has strong reducing property;can be oxidized in the air or loose sulfur dioxide.
Specification
Appearance White crystalline powder
Content (NaHSO3),% 99.0 MinSO2,% 64-67
Cl,% 0.05
Fe,% 0.004 Max
Water Insoluble Matter,% 0.03% Max
Heavy metal (Pb),% 0.001 Max
As,% 0.0002 Max
PH 4.0-5.0
Application
Sodium Bisulfite is used in the bleaching of cotton textiles; as reducing agent in dyes,paper-making, leather, chemical synthesis;in the manufacture of pharmaceutical intermediates, photographic developer,food bleacher, antiseptic and anti-oxidants.
Packing
25kg plastic woven bag
500kg/1000kg/1100kg/1200kg jumbo bag.20mt-25mt per 20 feet container
Storage
Placed in sealed container and kept in a cool and dry place.
Avoid strong vibration, insolation, high temperature, smoke and fire.
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