GASEOUS CONTAMINANT DOSIMETER WITH BLANK ABSORBANT MEDIUM

摘要

TITLE Gaseous Contaminant Dosimeter With Blank Absorbant Medium A personal dosimeter for collecting a quantity of a gaseous contaminant in proportion to its average ambient concentration over the time of collection is provided. The dosimeter consists of a closed receptacle containing a gas collecting absorbant medium, an added blister to contain a blank absorbant medium, a channel-containing diffusion device forming a part of the boundary of the receptacle and a porous, hydrophobic film in contact with the interior side of the barrier.