4. Metrology
Methods to be adopted for the quantification of in the air depend on the concentration to be measured and the potential presence of other molecules in the gas mixture. Therefore, in the case of high concentrations, direct analysis is possible, whereas in the opposite case, it is necessary to preconcentrate and then separate the target molecules from the sample before measurement. .
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Metrology
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Bibliography
- (1) - AIR LIQUIDE - Encyclopédie des gaz. - Elsevier – Air Liquide, Paris (1976). https://encyclopedia.airliquide.com/fr/-sulfure-hydrogene
- (2)...
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