1. Type: Sodium thiosulfate
2. Molecular formula: Na2S2O2 .5H 2O
3. Molecular weight: 248.17
4.Properties :monoclinic crystal, Melting point : 40 -45oC , Relative density :1.729( 17 oC ).
5.Application:used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. and decolor agent
6.Package:25kg , 50kg plastic woven bag, or following your demand.