programmed pressure

Sample inlet splitter , controlled temperature programming and controlled pressure programming.

采用毛细管气相色谱技术 ,使用二甲基聚硅氧烷毛细管色谱柱 ,利用程序升温、程序升压及分流进样法 ,通过实验选择最佳分析操作条件 ,较成功地测定出 5 0 1抗氧防胶剂纯度及其游离甲酚含量。

The content of antiager in polybutadiene rubber was determined by used Capillary Gas Chromatography(CGC), combining efficient column of OV-101,sample inlet splitter,controlled temperature programming and controlled pressure programming.

采用毛细管气相色谱技术 ,使用OV -1 0 1毛细管色谱柱 ,利用程序升温、程序升压及分流进样法 ,通过实验选择最佳分析操作条件 ,较成功地测定出顺丁橡胶中防老剂含量。

The purity of 2,6-Di-tert-butyl-4-methylphenol (264) and the content of free methylphe-nol were determined by using Capillary Gas Chromatography (CGC) , combining efficient column of OV-101, sample inlet splitter, controlled temperature programming and controlled pressure programming.

采用毛细管气相色谱技术,使用二甲基硅氧烷毛细管色谱柱,利用程序升温、程序升压及分流进样法,通过实验选择最佳分析操作条件,较成功地测定出2,6-二叔丁基对甲酚纯度及其游离甲酚含量。