Driven sampling device of persistent organic pollutants
A passive sampling device, a technology for organic pollutants, applied in the sampling device and other directions, can solve problems such as the large influence of wind speed
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[0029] The experimental methods used in the following examples are conventional methods unless otherwise specified.
[0030] The materials and reagents used in the following examples can be obtained from commercial sources unless otherwise specified.
[0031] like image 3 As shown, the persistent organic pollutant passive sampling device of the present invention includes a body, a shield 4 and a sampling material placement bracket 5; wherein, the body includes an outer cover 1 and an inner cover 2; barrel. The inner cover 2 is sheathed in the cavity of the outer cover 1 , and a distance is provided between the inner cover 2 and the bottom and side walls of the outer cover 1 . like Figure 4 As shown, the tops of the inner cover 2 and the outer cover 1 are connected together by 8 steel columns 8, and the diameter of the steel columns 8 is 5mm.
[0032] like figure 1 As shown, a plurality of evenly distributed micropores 91 with a diameter of 6 mm are arranged on the middl...
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