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Product Deail
Urea
【Another name】Urea；carbon amide.
【Description】White columnar crystals or grains. Melting point 132.7℃(decomposition). Density (d184) 1.32. Soluble in water, ethanol and benzene, slightly soluble in ether, insoluble in chloroform.
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Test items |
AR |
CP |
Other |
|
Assay(CH4N2O) /% |
≥99.0 |
≥99.0 |
Custom |
|
Clarity of solution /# |
≤2 |
≤4 |
|
|
Water insoluble /% |
≤0.005 |
≤0.02 |
|
|
Ignition residue(as Sulfate) /% |
≤0.01 |
≤0.02 |
|
| Chloride(Cl) /% |
≤0.000 3 |
≤0.001 |
|
|
Sulfate(SO4) /% |
≤0.001 |
≤0.005 |
|
|
Ammonia(NH3) /% |
≤0.005 |
≤0.005 |
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| Iron(Fe) /% |
≤0.000 2 |
≤0.000 5 |
|
|
Heavy metals(as Pb) /% |
≤0.000 2 |
≤0.000 5 |
|
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Biuret(C2H5N3O2) /% |
≤0.2 |
≤0.4 |
【Use】Automobile exhaust treatment;Pharmaceutical excipients;Fertilizer;Feed additive;Steel brightener;Corrosion inhibitor.Special plastic raw materials;Detergent raw materials;Raw materials for refrigeration package;Cui Yu agent;Refractory materials;Engine fuel;Dyeing accessories;Printing accessories;Cosmetic additive.
