Urea ≥99.5%, high purity

Supplier: VWR Chemicals

0568-2.5KGEA 131 EUR
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Urea ≥99.5%, high purity
Urea

Commonly used to denature nucleic acids for electrophoresis and to study the secondary and tertiary structure of proteins.


Effective for maintaining DNA in a highly denatured state during sequencing protocols, urea is also useful for accelerating the activity of Proteinase K digestions. Effectively denatures RNA. For use in nucleic electrophoresis applications.

Formula: NH₂CONH₂
MW: 60,06 g/mol
Boiling Pt: 197 °C (1013 hPa)
Melting Pt: 132,7 °C
Density: 1,34 g/cm³ (20 °C)
MDL Number: MFCD00008022
CAS Number: 57-13-6
Merck Index: 12,10005
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Specification Test Results

Abs.@ 280 nm (5 M, Water) <0.05
Biuret Test Pass
Chloride ≤0.0005%
Cyanate ≤0.002%
DNase none detected
Heavy Metals (as Pb) ≤0.0005%
Insolubles ≤0.005%
Iron ≤0.0001%
Melting Point 132 – 135 °C
Protease none detected
Purity ≥99.5%
RNase none detected
Solubility (5 M, Water) Pass

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