... hydrosulfide Yellowish flake NaHS:70% Iron(Fe):15-20PPM Useage:mining,leather,dye,water treatment,paper manufacturer Molecular formula: NaHS Molecular ... liner, or 900kg bag , or 1oookg bag with pallet; packing for Liquid: net 1250kg plastic barrel with pallet.Storage: Keep only ... % Max0.61--Insolubles In Water % Max0.0050.005-- sodium hydrosulfide for mining,leather,water treatment,paper manufacture