Simplified pregnanediol method; formaldehyde inhibition of urine chromogen formation during acid hydrolysis.
D001826:Body Fluids; D005557:Formaldehyde; D006801:Humans; D006868:Hydrolysis; D009282:Naphthalenesulfonates; D011276:Pregnanediol / Q000652:urine*; D011372:Progestins
D009282:Naphthalenesulfonates; D011372:Progestins; D005557:Formaldehyde; C006671:azo rubin S; D011276:Pregnanediol
PREGNANDIOL/in urine