DETECTOR PAPER AND ABSORPTION CAN

摘要

PROBLEM TO BE SOLVED: To provide a new method for finding replacement timing of an absorption can equipped onto a gas mask for preventing a toxic gas from being inhaled.

SOLUTION: A detector paper 1 colored gradually when contacting with an organophosphorous compound having phosphor-chlorine bonding, and an organosulfer compound having chloroethyl group is bonded in a position capable of confirming easily the presence of the coloration by pulling out the detector paper in front of eyes when desired by a gas mask attaching person, in the vicinity of an opening part 5 of the absorption can 2 equipped onto the gas mask, and the absorption can is replaced when the detector paper 1 is colored.

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