... Min use for Bleaching agent,loosening agent,corrosion protection antiseptic,anti sodium metabisulfite food gradeinspection itemstandardinspection resultconclusion of ... water-insoluble≤0.100.04qualified________Main purposes: Bleaching agent(for sugar, pastry, dried slices of tender ... bamboo shoots,etc ), loosening agent(for bread, biscuit, etc ), corrosion protection antiseptic( ...