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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: soluble480 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

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



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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