title: Analysis of binary mixtures of pharmaceutical amines by the acid dye technique.
mesh_terms: D000143:Acids; D000588:Amines / Q000032:analysis*; D000661:Amphetamine / Q000032:analysis; D002021:Buffers; D003061:Codeine / Q000032:analysis; D003124:Colorimetry; D004396:Coloring Agents; D004155:Diphenhydramine / Q000032:analysis; D004809:Ephedrine / Q000032:analysis; D008722:Methods; D010633:Phenmetrazine / Q000032:analysis; D011346:Prochlorperazine / Q000032:analysis; D011395:Promazine / Q000032:analysis; D011398:Promethazine / Q000032:analysis; D013053:Spectrophotometry
chemical_list: D000143:Acids; D000588:Amines; D002021:Buffers; D004396:Coloring Agents; D004155:Diphenhydramine; D000661:Amphetamine; D011398:Promethazine; D004809:Ephedrine; D011395:Promazine; D003061:Codeine; D010633:Phenmetrazine; D011346:Prochlorperazine