Supported by2023 Central Funds for Guiding Local Science and Technology Development(ZY20230102);Guilin City Scientific Research and Technology Development Plan Project(20220104-4).
[Objectives]To establish a HPLC-MS method for the determination of polymer impurities in cefathiamidine and its preparations.[Methods]Kromasil 100-5 C_(18) column(4.6 mm ×250 mm,5μm)was used for analysis;mobile phas...
Supported by Central Fund for Guiding Local Science and Technology Develop-ment(ZY20230102);Guilin Scientific Research and Technology Development Plan Project(20220104-4).
[Objectives]To establish an LC-MS method for the determination of dibromoacetic acid in Cefathiamidine and Cefathiamidine for Injection.[Methods]Shiseido PC HILIC column(2.0 mm ×100 mm,3μ.m)was used.The mobile phase...
supported by the financial support by the National High Technology Research;Development Program of the Chinese Ministry of Science and Technology(No.2009AA063905);the Independent Research Project of Tsinghua University(No.20101081929)
Diisopropylthiourea(DPT), an intermediate of a widely used cephalosporin, has been found to be one of the most refractory components in cephalosporin synthesis wastewater.This compound cannot be completely removed b...