Sulphate ammonium N content:21% min Caprolactam grade Water: 0.2% max White flowing crystal Sulphate ammoniumAmmonium sulphate 21%tech garde 21%(AS/SOA)Molecular Formula:(NH4)2SO4, Molecular Weight:132.13,Appearance: white crystals, N: 21% min;Free acid as H2SO4:0.03% max,Moisture:0.3% max,Packing:50kgs plastic woven bag,27mts/20'FCLApplication: Used for chemical fertilizers and for production of ...