... day 4.high quality & competitive price CAS No: 7783-20-2 HS NO: 31022100 EINECS No.: 231-984-1Molecular ... formula: (NH4)2SO4Purity: 99% minNitrogen cotent: 20.5% minAppearance: Appearence:white, light yellow or light grey granule ... in fertilizer,dying, chemical, leather, the raw material of ammonium persulfate,adjuvant, glufosinate ,herbicides,etc.Package: Can be neutral packing, ...