Complaint
BP/USP/EP/JP Grade Urea
1.Description
| Name | Urea |
| CAS NO. | 57-13-6 |
| Chemical formula | CO (NH2)2 |
| Appearance | White prilled crystal |
| Molecular weight | 60.055 |
| Density | 1.32 g/m3 |
| Property | It is soluble in water and alcohol. Its water solubility is faintly alkaline. It decomposes when heated over fusing point. Under high temperature, it can undergo a condensation reaction and form biuret, triuret and polyhydrocyanic acid. |
2.Specification
| Test Items | Limit | Result |
| Bacterial endotoxins | Comply with the srandard | conform |
| Appearance:colourless,prism shaped crystalline or powder,no smell,salty taste | Confirms | |
| Formula:CH4N2O | ||
| Identification A:The solution acquires a reddish-violet colour | Passes Test | |
| Identification B:Dissolve 100mg in 1ml of water and add 1ml of nitric acid a white crystalline precipitate of urea nitrate is formed | Passes Test | |
| Residue on ignition | ≤0.1% | 0.02% |
| Melting range | 132C-135C | 133C |
| Alcohol-insoluble matter | ≤0.04% | 0.012% |
| Ammonium | ≤0.005% | 0.003% |
| Chloride | ≤0.007% | 0.001% |
3.Uses
Urea is a high concentration of nitrogen fertilizer, is a neutral organic fertilizer, also can be used in the production of a variety of compound fertilizer. In industry, for steel, stainless steel chemical polishing has whitening effect, used as a corrosion inhibitor in the metal pickling, also used in the preparation of the palladium activation fluid..
4.Packing and Transport
50kg ,500kg,1000kg PP bag or pallet available ,Stored in cool, dry and draughty storehouse. Kept away form fire, heat source, moisture. Avoid packing damage. when necessary should be placing the waterproof canvas.
Used for SCR system urea solution.
We are engaged in this grade urea form the year 2009.
Knowing well of the content of this grade urea, control strictly of the quality and test.
We are seriously in this grade urea.
Contact Detalis:
William Li-Managing Director
SHANDONG YUYUAN GROUP CO.,LTD.
Add:Yuyuan Logistics Building,Weifang Free Trade Zone,Weifang City,P.R. China.
http://yuyuangroup.en.made-in-china.com
