title: An improved dimethylaminobenzaldehyde procedure for determining urea.
mesh_terms: D000814:Aniline Compounds; D001547:Benzaldehydes; D001663:Bilirubin / Q000097:blood; D004355:Drug Stability; D005069:Evaluation Studies as Topic; D006461:Hemolysis; D007202:Indicators and Reagents; D008722:Methods; D013053:Spectrophotometry; D013997:Time Factors; D014508:Urea / Q000097:blood*
chemical_list: D000814:Aniline Compounds; D001547:Benzaldehydes; D007202:Indicators and Reagents; D014508:Urea; D001663:Bilirubin