Split-type nanometer fibre solid-phase extraction column and application thereof
A solid-phase extraction column and nanofiber technology, which is applied in separation methods, solid adsorbent liquid separation, chemical instruments and methods, etc., can solve the problems of cumbersome solid-phase extraction operations, insignificant enrichment effects, and long operation time. To achieve the effect of easy mass production, reducing the amount of desorbent, and efficient adsorption characteristics
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[0023] The above solution will be further described below in conjunction with specific embodiments. It should be understood that these embodiments are used to illustrate the present invention and not to limit the scope of the present invention. The implementation conditions used in the examples can be further adjusted according to the conditions of specific manufacturers, and implementation conditions not specified are usually conditions in routine experiments.
[0024] Implementation example Figure 1~4 As shown, the split nanofiber solid phase extraction column includes a sample storage tube 1, a fiber filling tube 2 is sleeved at the lower end of the sample storage tube 1, and the fiber filling tube 2 is filled with nanofibers as column fillers. The sample storage tube 1 includes upper and lower end tapered tubes 11, 12, and the upper and lower end tapered tubes 11, 12 are connected together by the larger end of the tapered tube. The fiber filling tube 2 includes a circular ...
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