Using self constructed electrochemical detection system for HPCE, o diphenol, o cresol, phenol and p diphenol were simultaneous determined with amperometric detection.
使用自行设计组装的毛细管电泳柱端安培检测系统，对四个酚类化合物进行了分离检测。
2
Please provide a copy of P. O. Box rental receipt if P. O. Box is used as correspondence address.
如使用邮政信箱作为通讯地址，请提供邮政信箱租用单据副本。
3
O power and describes the P. T. O test bench and the procedures for determining the rated P. T. O power of Shanghai-50 Tractor.