Epoxidation and oxidation gave the racemic C 18 - juvenile hormone.

通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素.

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Results: Manifestation of RP - HPLC - C 18 method has exclusive property in identifying experiments.

结果: 研究显示C18 反相 高效液相层析具有较好的鉴别实验专属性.

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Methods: Chromatographic Column is HYPERSIL, BDS, C 18 ( 5μ, 4.6×250 mm )

方法: 以HYPERSIL, BDS, C18 ( 5μm,4.6×250mm ) 为固定相.

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Methods : The colum was C 18 . The mobile phase was methanol - 5 % acetic acid ( 4∶1 )

方法Waters高效 液相色谱仪C18分析柱;流动相:甲醇-5%冰乙酸 ( 4∶1 ).

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The invention relates to a acid tromethamine salt , of which the formula is C 18 H 23 NO 5.

一种联苯乙酸氨丁三醇盐, 化学式为C18H23NO5.

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The adsorption of caffeine onto C 18 bonded silica was measured by staircase frontal analysis.

前沿分析法是测定吸附等温线的较为准确、快速和经济的方法之一.

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Itthe quantitative analysis of kresoxim - methyl by reversed phase HPLC, packing by ODS - C 18 and using UV detector.

采用反相高效液相色谱法, ODS-C18为填料和紫外检测器分离测定苯氧菌酯.

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