A laser photoacoustic device and its applications in the analysis of some gases

Chen Chuanwen; Ming Changjiang; Liu Yaotian; Wang Lianjie; Li Zhenxiang; Xu Jun

Journals >Chinese Journal of Lasers >Volume 6 >Issue 10 >Page 38 > Article

Chinese Journal of Lasers
Vol. 6, Issue 10, 38 (1979)

A laser photoacoustic device and its applications in the analysis of some gases

Chen Chuanwen, Ming Changjiang, Liu Yaotian, Wang Lianjie, Li Zhenxiang, and Xu Jun

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[in Chinese]

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Chen Chuanwen, Ming Changjiang, Liu Yaotian, Wang Lianjie, Li Zhenxiang, Xu Jun. A laser photoacoustic device and its applications in the analysis of some gases[J]. Chinese Journal of Lasers, 1979, 6(10): 38 Copy Citation Text

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Abstract

A CO2 laser photoacoustio spectrometer has been designed and established. It has been used to determine ethylene, propylene, ethylene trichloride, 1, 3-butadiene and unsymdimethyl hydrazine, the concentration range is 1-200 ppm. This method is quite simple, sensitive and fast.

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