International Journal of Analytical Chemistry / 2014 / Article / Tab 3

Research Article

Trace Analysis in End-Exhaled Air Using Direct Solvent Extraction in Gas Sampling Tubes: Tetrachloroethene in Workers as an Example

Table 3

Measurement results of the field study: tetrachloroethene in end-exhaled air in exposed (dry-cleaning workers) and nonexposed (control group) subjects.

SubjectTetrachloroethene conc. in end-exhaled airSampling conditions
ActivitySample ASample B Temp.

1ExposedDyeing 7.67.910109.4
2ExposedMachine operating 16.716.710109.4
3ExposedTagging/inspecting 5.95.610109.4
5–14Control<LOQ<LOQ1016 to 102011.5 to 18.0

: ambient pressure; Temp.: ambient temperature.

We are committed to sharing findings related to COVID-19 as quickly as possible. We will be providing unlimited waivers of publication charges for accepted research articles as well as case reports and case series related to COVID-19. Review articles are excluded from this waiver policy. Sign up here as a reviewer to help fast-track new submissions.