Use Head-space automatic injection method, isolating with the nonpolarity flexibility capillary column, calculating with external method.

采用外标法顶空自动进样，在非极性弹性毛细管柱上进行分离，好。

A capillary gas chromatographic method with an electron capture dector (ECD) for the detection of polychlorinated biphenyls (PCBs) in seawater was developed.

摘要建立了毛细管柱气相色谱法测定海水的多氯联苯的方法。

A study on the chromatographic behaviours of codeine, morphine, papaverine, narcotine, cannabidiol, tetrahydrocannbinol, cannbinol and diacetyl morphine on wide bore capillary column in presented.

研究了待因、吗啡、罂粟碱、、大麻酚、大麻二酚、四氢大麻酚和二乙酰吗啡在大口径毛细管柱上的色谱行为。

This work applied the new type capillary column modified by barium sulfate. It has completed the solubilty of high boiling ester in para-methyl-toluate with the method of chromatography.

研究了硫酸钡微晶改性新型毛细管柱的应用.用于色谱法测定完全互熔性高沸点酯类在对甲基苯甲酸甲酯的溶解度.