Results for Herbicides

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Results on page last updated: 03/01/2018

Chemical Group:Herbicides

• Measured in: Urine

Project:Biomonitoring Exposures Study (BEST) - 1.Pilot

95% Confidence Interval Selected Percentiles
Chemical measured Indicates exposure to Units Number of people tested Geometric mean Lower Upper 25th 50th 75th 95th Detection frequency Limit of Detection (LOD), wet-weight
2,4-D 2_4-D µg/L 109 0.304 0.245 0.376 0.163 0.340 0.617 1.92 90.8% 0.0500 µg/L

Project:Biomonitoring Exposures Study (BEST) - 2.Expanded

95% Confidence Interval Selected Percentiles
Chemical measured Indicates exposure to Units Number of people tested Geometric mean Lower Upper 25th 50th 75th 95th Detection frequency Limit of Detection (LOD), wet-weight
2,4-D 2_4-D µg/L 218 0.186 0.159 0.217 0.0828 0.166 0.389 1.53 82.6% 0.0502 µg/L

Project:Firefighter Occupational Exposures (FOX) Project

95% Confidence Interval Selected Percentiles
Chemical measured Indicates exposure to Units Number of people tested Geometric mean Lower Upper 25th 50th 75th 95th Detection frequency Limit of Detection (LOD), wet-weight
2,4,5-T 2,4,5-T μg/L 101 * * * <LOD <LOD <LOD <LOD 0% 0.050
2,4-D 2,4-D μg/L 101 0.27 0.21 0.34 0.13 0.28 0.51 1.46 90.1% 0.050

Footnotes

*Geometric mean was not calculated because the chemical was found in less than 65% of the study group