Grade: Industrial
4)Properties: Clear monoclinic crystal or white crystalline powder; Sulfa dioxide odor; Specific density: 1.48; 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.
5)Standard: IS: 248-1971
6)Applications: In photographic developer, preservative for food, electrobath for electroplating of copper; For bleaching of organic products, chemical synthesis etc.; As reductant; In pesticide etc.
4)Properties: Clear monoclinic crystal or white crystalline powder; Sulfa dioxide odor; Specific density: 1.48; 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.
5)Standard: IS: 248-1971
6)Applications: In photographic developer, preservative for food, electrobath for electroplating of copper; For bleaching of organic products, chemical synthesis etc.; As reductant; In pesticide etc.