Appearance-----------------------Colorless or yellowish crystal

Size---------------------------------------------------------2-4mm

Nitrogen------------------------------------------------21.0% min

Moisture------------------------------------------------0.2% max

Free Acid-----------------------------------------------0.03% max

Iron (Fe) ---------------------------------------------0.007% max

Arsenic (As) --------------------------------------0.00005% max

Heavy Metals-----------------------------------------0.005% max

Water-Insoluble Matters-----------------------------0.01% max

 

Packing:25/50 kgs in PP bag