The new chiral stationary phase is stable and suitable to both normal phase and reversed phase chromatography.

该键合相合成方法简单，性能稳定，适用于正相和反相液相色谱。

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A method for quantitative analysis of beta-cyfluthrin using normal phase HPLC was studied.

研究了正相高效液相色谱法定量分析高效氟氯氰菊酯的方法。

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For silica-based normal phase chromatographic columns a solvent washing system with increased polarity is effective.

硅胶基质正相色谱柱用极性逐渐增强的溶剂系统冲洗；

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And then you would recover for a while, that initial phase of the illness would disappear, your fever might go down, you might appear to be normal.

接着你会暂时恢复,在开始阶段出现的症状会消失,你的体温会降下来,看起来似乎比较健康

耶鲁公开课 - 生物医学工程探索课程节选

The third phase occurs when scientists finally accept that the significant efforts of normal science within the dominant paradigm fail to resolve the anomalies and revolutionary science begins.

FORBES: Connect

He also went into some detail about his policy of not paying dividends to shareholders - a practice deemed normal by any other business that has moved beyond the start-up phase.

BBC: Warren Buffett