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[en] Design and metrological characteristics of quartz piezoelectric resonance gas analyzers are considered. It is shown that these devices allow solving various tasks at automation of technological processes in the chemical, oil and gas and related industries (in particular, the task of ensuring ecological and sanitary-hygienic safety).
[en] The design and metrological characteristics of a photometric gas analyzer for atmospheric sulfur dioxide that is equipped with adsorbing polymer films are considered. It is shown that the device can solve ecological and health safety issues and has small overall dimensions and power consumption.