UREA
UREA Molecular Biology
Short Name: UREA
Synonym: Carbamide, Carbonyldiamide
Basic Details
Article No.
LG4742
Grade
Molecular Biology
Purity
99.5%
CAS No.
57-13-6
HS Code
3102.1000
Shelf Life
60 Months
Packings Avialable
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
Chemical Specifications
Appearance
White granules or 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 & Hazard Symbols