Sulfate d'ammoniaque 21%

Test spec method
Total nitrogen % w 21 min na tp-07-2
Water content %w 0.3max na tp -08
Acidity % as
H2SO4 >0.5mm na tp -01
Granulomery %w
>0.5mm 75% min na SA -02
=<0.5 mm y>0.25 Balance
mm
=<0.25mm 5% max
Color White