The product standards are preformed according to the national standards for carbamide fertilizer (GB24402001).
Items
Application to Industry
Application to Agriculture
The top
First grade
Qualified
Total Nitrogen%(Dry)
46.5
46.3
46.4
46.2
46.0
Draw back two urea
0.5
0.9
1.0
1.5
Moisture ( H 2 O )
0.3
0.7
0.4
Fe
0.0005
0.0010
NH 3
0.01
0.02
0.03
SO 4 2
0.005
0.010
0.020
Water insoluble matter
0.040
HCHO
0.6
Grain
Size
0.85mm -2.80mm
1.18mm -3.35mm
2.00mm -4.75mm
4.00mm -8.00mm
90
93
Notes : 1, If no formaldehyde to be added in the urea production, not need to make the survey of the content of two urea of inferior methyl .
2, The grain size only needs to accord with one of four items but the packing identifications should be indicated.
urea 46
