A liquid chromatographic assay for citric acid in over-the-counter carbamide peroxide products using indirect UV detection.
Walker
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Marion Merrell Dow Inc., Kansas City, MO 64134, USA.
D000097:Acetonitriles; D002138:Calibration; D000077463:Carbamide Peroxide; D002852:Chromatography, Ion Exchange; D002853:Chromatography, Liquid; D002951:Citrates / Q000032:analysis*; D019343:Citric Acid; D004338:Drug Combinations; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D004366:Nonprescription Drugs / Q000032:analysis*; D009994:Osmolar Concentration; D010545:Peroxides / Q000032:analysis*; D013056:Spectrophotometry, Ultraviolet; D014233:Tricarboxylic Acids; D014508:Urea / Q000031:analogs & derivatives* / Q000032:analysis
D000097:Acetonitriles; D002951:Citrates; D004338:Drug Combinations; D004366:Nonprescription Drugs; D010545:Peroxides; D014233:Tricarboxylic Acids; D019343:Citric Acid; D000077463:Carbamide Peroxide; D014508:Urea; C069849:trimesic acid