An EPA method is used to quantify halogenated volatiles in soil by GC coupled to an ECD detector. Predict the elution or

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An Epa Method Is Used To Quantify Halogenated Volatiles In Soil By Gc Coupled To An Ecd Detector Predict The Elution Or 1 (129.1 KiB) Viewed 57 times

An EPA method is used to quantify halogenated volatiles in soil by GC coupled to an ECD detector. Predict the elution order of these compounds (from shortest to longest retention time) on a typical capillary column (e.g., 5% diphenyl, 95% dimethyl siloxane). H H CI Xolo C=C H H vinyl chloride cCuci CCI CI chloroform H CI H methylene chloride CI CI carbon tetrachloride O carbon tetrachloride < chloroform < methylene chloride < vinyl chloride O carbon tetrachloride < vinyl chloride < methylene chloride < chloroform O vinyl chloride < methylene chloride < chloroform < carbon tetrachloride O vinyl chloride < chloroform < methylene chloride < carbon tetrachloride