Conclusions the reversed phase high performance liquid chromatography gradient elution method is simple and accurate for the determination of the related substances in allopurinol sodium injection.
结论高效液相梯度洗脱法可用于测定注射用别嘌醇钠中的有关物质。
2
HPLC method with gradient elution for determination of typhaneoside(1) and isorhamnetin-3-O-neohesperidoside(2) in total flavonoid extracts of Pollen typhae was established.
建立了HPLC法测定蒲黄总黄酮提取物中香蒲新苷（1）及异鼠李素-3-O-新橙皮糖苷（2）的含量。
3
The determination of tank number includes the calculation of production cycle and tank number. The design of tank structure includes bottom gradient, tank reinforcement and air pumping from tank side.