Urea 99.5% Molecular Biology
Carbamide, Carbonyldiamide
Product Code. |
02810 |
Grade |
|
Purity |
99.5% |
CAS No. |
57-13-6 |
Molecular Formula |
NH2CONH2 |
Molecular Weight |
60.06 |
H.S.Code |
3102.10000 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White crystalline |
pH value |
7.5 - 9.5 at 480 g/l at 25 °C |
| Melting point/ Freezing point [°C] |
132 - 135 °C |
Vapour pressure [20°C] |
0.009 hPa at 20 °C |
Vapour density |
2.07 |
| Density [g/cm3] |
1.335 |
Solubility in water [% weight] |
480 g/l at 20 °C - completely soluble |
Partition coefficient Log Pow octanol / water at 20°C |
-2.59 |
Packaging
Specification
| Appearance | White crystalline powder |
| Assay (ex N) | Min 99.5% |
| Solubility (in water; 20°C) | 590 g/L |
| DNAase/RNAase/Proteases | Not detectable |
| Melting point | 132-135 deg C |
| Heavy metal (as Pb) | Max 0.001% |
| pH (8 M in water; 25°C) | 7.5 - 10.5 |
| Chloride (Cl) | Max 0.0005% |
| Sulphate (S) | Max 0.001% |
| Iron (Fe) | Max 0.0005% |
Safety Information and Hazard Symbols