Portable air sampler and sampling method thereof

The invention discloses a portable air sampler and a sampling method thereof. The sampler comprises a host, a sampling head and a collecting tube, a sampling head air inlet and a sampling head air outlet are formed in the sampling head, and an air outlet channel is formed in the sampling head and used for communicating the collecting tube with the sampling head air outlet; and the collecting tubeis of a tubular structure with an opening in one end, and sampling liquid is arranged in the collecting tube. The sampler disclosed by the invention can effectively improve the collection efficiency of the sampler and improve the concentration of sample liquid, is convenient to carry, can be detached, replaced or cleaned, and can avoid cross contamination in two adjacent times of sampling; and thesampling method disclosed by the invention is simple to operate and high in sampling speed. 本发明公开了一种便携式空气采样器及其采样方法，采样器包括：主机，采样头和采集管；采样头上设置采样头进气口和采样头出气口，其内部设置出气通道，用于连通采集管和采样头出气口；采集管为一端开口的管状结构，其内部设置有采样液；本发明的采样器能够有效提高采样器采集效率，提高样