Product standard

Name of indicator

First-grade product

Qualified product

Industry standard

Appearance

No impurities can be seen with naked eyes

HG3280-1990

Ammonium nitrate content

 (on dry basis) %≥

99.5

99.5

Free water content %≤

0.3

0.5

Oil absorptivity %

7

7

Bulk density g/cm3

0.76-0.83

0.73-0.86

Grain size Φ0.5-2.5mm grain %≥

90

10% ammonium nitrate aqueous solution PH value ≥

4.0