passive sampler

https://doi.org/10.1351/goldbook.P04446
A device for preconcentration of trace substances from gaseous media based on molecular @D01716@ without controlled conveyance of the gas to be investigated (e.g. work place air).
Source:
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2205 [Terms] [Paper]