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連絡先担当者 Ms. sha
zhongxing, xingtai, Hebei
Sodium Bisulfite 1)M. F.: NaHSO3 2)M. W.: **4.*6 3)Grade: Industrial 4)Properties: 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. 5)Standard: IS: *******1 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. 7)Packing: *5/*0kg N. W. In knitted bag lined with PVC bag. purity (in So2 ), %w ≥*5% pH (5% aqueous solution) 4.**4.5 water insoluble substance, %w ≤0.*2 iron (in Fe), %w ≤0.*1 heavy metal (in Pb), %w ≤0.*2
