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Comparison of GC/MS-TEQ and CALUX-TEQ for SW846 samples. TEQ was determined by GC/MS, and CALUX-TEQ was determined by XDS-CALUX as described. Solid line is the data trend line; for comparison, the dashed line represents y = x(slope = 1 and intercept = 0). Sample matrix was ash (■) or soil (△).
