Isolation and identification of hydrocodone in narcotic cough syrups by high-performance liquid chromatography with infrared spectrometric identification.
D002851:Chromatography, High Pressure Liquid; D003061:Codeine / Q000031:analogs & derivatives*; D005100:Expectorants / Q000032:analysis*; D006853:Hydrocodone / Q000032:analysis*; D007202:Indicators and Reagents; D013056:Spectrophotometry, Ultraviolet
D005100:Expectorants; D007202:Indicators and Reagents; D006853:Hydrocodone; D003061:Codeine