111Category: | Inorganic chemicals/Others |
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Product description: APPLICATION To remove chlorine from solution according to the eq: Na2S2O3 + 8CL + 5H2O---> 2NaHSO4 + 8HCL & Na2S2O3 + 2HCL ---->2NaCL +H2O +S +SO2. As "Antichlor" in Bleaching of Paper pulp, as filter in Photograpjy, for extraction of Silver f |