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fan xiang hplc fa ce ding qin zhi xing fu xing ji zhong bei ta mi song 17- ben jia zuo
Author(s): 
Pages: 379
Year: Issue:  6
Journal: World Clinical Drugs

Keyword:  倍他米松亲脂性预柱反相柱流动相GuardHewlett积分仪自动进样器纯化系统;
Abstract: <正> 本文采用反相HPLC在亲脂性基质中测定倍他米松17-苯甲酯(BB-17),样品纯化系统采用联装预柱,即Water’s Guard-pak组件和μBondapak C18预柱,以延长柱的寿命。方法简单、专一、快速、准确、精密。 HPLC系统包括6000A泵,wisp自动进样器,440紫外检测器,检出波长254nm,Hewlett Packard 3390积分仪,反相柱10μm μBondapak C18柱(300×39mm),连接Guard-pak预柱组件,可插入可处理的μBondapak C18(均为Water’s公司)。流动相甲醇∶乙腈∶水(7∶2∶4),使用前过滤,脱气,流速在柱压2000psi时为每分
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