1.2-2MM crystalline ammonium sulphate. This is screening product from bulk standard capro ammonium sulphate. No dust ,free flowing, pure crystalline. Packing bag could be 20kg, 25kg, 45.45kg,50kg,1000KG or 1250KG with English Mark or Buyer Mark #crystallineammoniumsulphate #crystalammoniumsulphate #ammoniumsulphatestandard #ammoniumsulphatecrystal #ammoniumsulphatepurecrystal