... used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent.1.Another name: Sodium thiosulfate 2. Molecular formula: Na2S2O3 .5H 2O 3 ... disinfectant. and decolor agent 6.Packing:25kg , 50kg plastic woven bag, or following your demand. 7.Specification of Sodium Hyposulphite ItemPhotographic gradeIndustrial ...