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Grade A, Grade B
Urea Technology
GOST 2081-92

Effective universal solid fertilizer containing the maximum amount of nitrogen (46,2-46,3%). It is most common in the world of highly concentrated, bystrousvayaemym nitrogen fertilizer.

Grade B contributes to a sharp increase in the yield of all crops increases gluten content and customer value of durum wheat may be used as a feed supplement as a protein substitute for ruminants.

Grade A is used as a raw material in the production of plastics, adhesives, resins, herbicides, melamine, cyanuric acid, meditsyne and cosmetics.

Specifications

index name

Norm for marks and grades

grade A

grade B

higher

first

higher

first

second

Appearance

Crystalline white powder

Nitrogen content in terms of dry matter,% not less

46.3

46.2

46.2

46.2

46.2

Mass fraction of biuret,%, not more

0.6

1.4

1.4

1.4

1.4

Mass fraction of free ammonia,%, not more, for the urea:
crystal
prilled





0.01
0.02





0.01
0.05

-

-

-

Mass fraction of water,%, not more
drying method
Fischer method


0.3
0.6


0.3
0.6


0.3
0.5


0.3
0.5


0.3
0.6

Friability,%

-

-

100

100

100

Grading,%
The mass portion of granule size, mm
1 to 4, at least
2 to 4, at least
less than 1, no more than
Sieve residue 6 mm, more

-

-





94
70
3
absent





94
50
5
absent





94
-
5
absent

Static strength kgsgranulu granules, at least

-

-

0.7

0.5

0.3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Safety: Fire and explosion-proof. Incombustible.

Storage: CDM (from 600 kg to 1 ton), 50 kg bags, on the request of the buyer. Transportation by any mode of transport.

Guaranteed shelf life of 2 years from date of manufacture.