关于尿素的一些基本常识
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Designation: Urea
Other name: Carbamide
Molecular Formula:CO(NH2)2
CAS:57-13-6
Appearance:white prilled,granulai,power,pellet
Application:agricultural fertilizer,food grade,pharmaceutical grade
Date of Produce
2010.1.21
Quantity
9160
Lot No.
21100121
Shift No. of Producing
16:00
STANDARD GB2440-2001
Quality
Of
Items
Inspection Item
Premium Grade
First Grade
Qualified Grade
Test Result
Appearance
White or Light White white
Total Nitrogen %≥
46.4
46.2
46
46.6
Biuret%≤
0.9
1.0
1.5
1.0
Moisture%≤
0.4
0.5
1.0
0.6
Methylene dicarbamide%≤
0.6
0.6
0.6
Particle size%≥
93
90
90
91
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