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文献和实验Lipoprotein Analysis Week 2: Electrophoresis
. 5 % C, as seen in this electron micrograph . Gels can be cast as columns or slabs. For analytical purposes, slabs are much more widely used, since they allow the separation and comparison of multiple samples. In either case
was 12.8 minutes between injections. The analytical column was maintained at a constant temperature of 20.5°C. The Hewlett Packard series 1110 chromatographic system consisted of a quaternary pump with a degasser and continuous seal wash option (G1311
度,该方法设备简单,耗费资金少,分析快速,我们把色谱仪的信号已经连到工艺集散控制系统(DCS)上,时时监控氢气质量情况,使用半年来,基本杜绝了镍加氢催化剂中毒情况的发生。 在使用过程中,我们建议①氢气管线的死体积越小越好,越小响应时间越好;②催化床的定期活化。催化床使用一段时间及分析高含量的CO和CO2或具有不饱和键的烃类以后,要用标样检测CO和CO2的转化率,若发现转化率明显降低则应立即对催化剂进行活化(将检测器温度升至420℃保持2小时),以免由于催化剂性能的改变而影响检测器的准确性;③当色谱
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