Impurities test for Levofloxacin (USP-38 method)

Shimadzu High performance liquid chromatograph The LC-2050 series Application News Organic Impurity Analysis of Levofloxacin Drug Material Following USP Monograph Peiling Hou and Jie Xing User Benefits ◆ Following USP monograph 41, impurity analysis of levofloxacin drug material was performed…

Impurities test for Caffeine (USP 38 method): SAMPLE PREPARATION: System Suitability Solution: 0.02 mg/ml of Theophylline in Mobile phase. Standard solution: Transfer 5.0mg of Caffeine standard to 25 ml volumetric flask, add 5.0 ml of System suitability solution and 10…

Transfer of USP Methods for Impurities Analysis of Ziprasidone HCl between HPLC Systems and to UPLC Margaret Maziarz, Michael D. Jones, Sean M. McCarthy, Warren B. Potts, and Frederic Forini Waters Corporation, Milford, MA, USA A P P L I…

Transfer of Two USP Compendial Methods for Impurities of Ziprasidone HCL to a Single UPLC Method Margaret Maziarz, Michael D. Jones, Warren B. Potts, and Frederic Forini Waters Corporation, Milford, MA, USA A P P L I C AT I…