Specification for Urea Grade B, Granular

 

 

Description  Standard
Fraction of nitrogen in dry substance based on repot, %, not less 46,2
Mass fraction of biuret, %, no more 1.2
Mass fraction of water, %, not more :
Hygroscopic
General
0,3
0,5
Friability % 100
Granulometry
Mass fraction of granules size, mm:
From 1 to 4, not less
From 2 to 4, not less
From 2 to 5, not less
less than 1, not more
Screen residue, 6mm, not more
 

 

94
70
90
3
Absent

Static strength of granules, MPa (kg /cm2), not less
Or in terms of 1 granule, N,(kgf), not less
1,4 (14)
7 (0, 7)