Product Overview
Grade: Technical Grade/Food Grade/Industrial Grade Chemical formula: Na2S2O5 Molecular weight: 190.11 Physical appearance: White or slightly yellowish crystalline powder Odor: No odor when dry, sulfur dioxide odor(when wet) Specific gravity: 1.4 SPECIFICATION: (base on Na2S2O5): 97.0%MIN (base SO2): 65.0%MIN Iron content(base on Fei : 0.003%MAX Water Insoluble: 0.2%MAX
Grade: Technical Grade/Food Grade/Industrial Grade Chemical formula: Na2S2O5 Molecular weight: 190.11 Physical appearance: White or slightly yellowish crystalline powder Odor: No odor when dry, sulfur dioxide odor(when wet) Specific gravity: 1.4 SPECIFICATION: (base on Na2S2O5): 97.0%MIN (base SO2): 65.0%MIN Iron content(base on Fei : 0.003%MAX Water Insoluble: 0.2%MAX
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