Modified method for determining tetracycline, 4-epitetracycline, and anhydrotetracyclines in tetracycline base or hydrochloride.
D000812:Anhydrides / Q000032:analysis; D002845:Chromatography; D004339:Drug Compounding; D008722:Methods; D004364:Pharmaceutical Preparations / Q000592:standards; D013057:Spectrum Analysis; D013237:Stereoisomerism; D013752:Tetracycline / Q000032:analysis*; D014466:Ultraviolet Rays
D000812:Anhydrides; D004364:Pharmaceutical Preparations; D013752:Tetracycline