It is clear, however, that EPA 4020 provides an inexpensive and quick method to determine the presence or absence of PCBs at user defined levels, at the cost of a slight to moderate reduction of confidence in analytical results. The Coaltion Opposed to PCB Ash in Monroe County, Inc. is a nonprofit organization. 205 N. College Ave. Inc. All rights reserved . See legal page for terms of use and disclaimers.
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