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U5128 Sigma-Aldrich

Urea

ACS reagent, 99.0-100.5%

Synonym: Carbamide, Carbonyldiamide

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Properties

Related Categories Biochemicals and Reagents, Building Blocks, Carbonyl Compounds, Chaotropic Agents, Chemical Synthesis,
grade   ACS reagent
InChI Key   XSQUKJJJFZCRTK-UHFFFAOYSA-N
assay   99.0-100.5%
form   powder
impurities   ≤0.01% Insoluble matter
ign. residue   ≤0.01%
mp   132-135 °C(lit.)
solubility   H2O: soluble 480 g/L at 20 °C
density   1.335 g/mL at 25 °C(lit.)
anion traces   chloride (Cl-): ≤5 ppm
  sulfate (SO42-): ≤0.001%
cation traces   Fe: ≤0.001%
  heavy metals (as Pb): ≤0.001%
Gene Information   human ... CA1(759), CA2(760)
rat ... Ppm1a(24666)

Description

Application

Used for the denaturation of proteins and as a mild solubilization agent for insoluble or denatured proteins. Useful for renaturing proteins from samples already denatured with 6 M guanidine chloride such as inclusion bodies. May be used with guanidine hydrochloride and dithiothreitrol (DTT) in the refolding of denatured proteins into their native or active form.

Packaging

1 kg in poly bottle

5 kg in poly drum

5, 100, 500 g in poly bottle

Price and Availability


Laboratory Gloves
Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
YR6250000

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles
Peer-Reviewed Papers
15

References

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