POLYMER PACKED MINI-TUBE VAPOUR SAMPLING SYSTEM

摘要

An air sampler comprising a magazine having a plurality of sampling tubes; an inlet and an outlet at a sampling position; tube advancing means for sequentially advancing tubes to and from the sampling position; tube sealing means at the sampling position; an air pump for drawing air through the inlet, a sampling tube at the sampling position, and the outlet; and a control means for sequentially operating the magazine and obtaining air samples within the sampling tubes.