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Our Agilent Technologies 7697A Headspace sampling gas chromatographer is currently reading less than 100ppm CO2 on samples of ambient air and of headspace mineral oil samples of >1000ppm CO2. We have an FID and a methaniser for measuring CO and CO2 accura

Question asked by plisk01 on Jun 26, 2020

CO2 reading below 100ppm on samples of ambient air. CO reading accurately.