SIGMA Urea, meets USP testing specifications

Synonyms: Carbamide; Carbonyldiamide

Formula: NH₂CONH₂

Formula Weight: 60.06

CAS No.: 57-13-6

Density: 1.335 g/mL at 25 °C(lit.)

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.