High purity with rare factory; factory advantage and competitive price; SGS certificate and ISO test sodium thiosulphate anhydrous 98%Factory price selling sodium thiosulfate(HYPO)This product can be used as a reducing agent, mordant, bleach, disinfectants, water purifying agents.CharactersSodium thiosulfate, also known as thiosulfate, which is monoclinic white crystalline powder, specific ...