Gas chromatography column polarity classification

Gas chromatography column polarity classification The polarity of the column depends on the polarity of the stationary phase. The polarities of our commonly used columns are as follows: 1. Non-polar 1, 100% Dimethyl polysiloxane, 100% polydimethylsiloxane, trade name: AC1, OV-101, OV-1, DB-1, SE-30, HP-1, RTX-1, BP-1 Second, weak polarity 2, 5% Phenyl dimethyl polysiloxane, 5% diphenyl (95% ) Dimethyl polysiloxane, trade name: AC5, SE-52,

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