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Which of the following is the normal sampling rate used in nitrogen meters?(a) 13 ml/min(b) 33 ml/min(c) 3 ml/min(d) 43 ml/minThe question was posed to me during an interview.My question is from Method Based on Ionization of Gases in section Industrial Gas Analysers of Analytical Instrumentation

Answer»

Right OPTION is (C) 3 ml/min

To explain: The normal sampling RATE USED in nitrogen meters is 3 ml/min. Modern nitrogen analyzers have digital displays.



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