TOC is an important contamination index for appraising the effect of water treatment. But it is a creative work to use the TOC analyzer for measuring CO2in gas sample.

• 用TOC总有机碳测定仪来鉴定污水和生活用水处理效果及污染指标是它的一项实际应用，而本义介绍的用来测定CO2则是一项开创性的工作。