| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a monitoring apparatus capable of sensitively and continuously measuring diphenylcyanoarsine, diphenylchloroarsine and bis(diphenylarsine)oxide contained in the atmosphere. Ž<P>SOLUTION: The atmosphere is humidified in suction piping 1 and adjusted at a fixed humidity being comparatively high, and common ions derived from the diphenylcyanoarsine, the diphenylchloroarsine and the bis(diphenylarsine)oxide are measured. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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