Packing: *5KG/Bag, *0MT/*0FCL
Characteristic: Clear monoclinic crystal or white crystalline
powder; Sulfa dioxide odor; Specific density: 1.*8; Dissociate upon
heating; Water soluble; Acidic aqueous solution; Slightly soluble
in alcohol; Readily oxidized into sodium sulfate in air; Strongly
reductive; Form adduct with formaldehyde; Storage: Tightly sealed
and avoid light.