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The document discusses concerns raised by an engineer regarding the poor recovery rate (25%) of the analytical technique used to measure surfactants, including PFOA, at Parkersburg, indicating that previously reported results may be significantly underestimated and could exceed the safe drinking water level of 1 ppb.
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2001 |
AR226-1677
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MGOboEMGGGrEK6NqB84Vr7967 |
1 |