title: Simple techniques to detect adulteration of meperidine hydrochloride products.
mesh_terms: D000284:Administration, Oral; D003124:Colorimetry; D004340:Drug Contamination / Q000032:analysis; D007267:Injections; D008614:Meperidine / Q000032:analysis*; D008722:Methods; D012996:Solutions / Q000032:analysis; D013056:Spectrophotometry, Ultraviolet
chemical_list: D012996:Solutions; D008614:Meperidine