Urea
Appearance
![](http://chped.net/https/upload.wikimedia.org/wikipedia/commons/thumb/3/3d/Harnstoff.svg/220px-Harnstoff.svg.png)
![](http://chped.net/https/upload.wikimedia.org/wikipedia/commons/thumb/2/29/Urea-3D-vdW.png/220px-Urea-3D-vdW.png)
![](http://chped.net/https/upload.wikimedia.org/wikipedia/commons/thumb/1/1a/Urea_Synthesis_Woehler.png/220px-Urea_Synthesis_Woehler.png)
Urea est materies organica, cuius formula est:
Anno 1828 uream artificiose creavit ex ammonia et acido cyanico Fridericus Wöhler chemicus Germanus.
Nexus interni
Nexus externi[recensere | fontem recensere]
- "Urea" in PPDB: Pesticide Properties DataBase
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