title: Estimation of micro amounts of urea and carbamyl derivatives.
mesh_terms: D000409:Alanine / Q000032:analysis; D001224:Aspartic Acid / Q000032:analysis; D002074:Butanones; D002219:Carbamates / Q000032:analysis*; D002956:Citrulline / Q000032:analysis; D003124:Colorimetry; D005069:Evaluation Studies as Topic; D005971:Glutamates / Q000032:analysis; D008722:Methods; D008832:Microchemistry; D010091:Oximes; D014508:Urea / Q000032:analysis*
chemical_list: D002074:Butanones; D002219:Carbamates; D005971:Glutamates; D010091:Oximes; D002956:Citrulline; D001224:Aspartic Acid; D014508:Urea; D000409:Alanine