We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

SW-846 Test Method 4430: Screening For Polychlorinated Dibenzo-p-Dioxins (PCDDs) and Polychlorinated Dibenzofurans (PCDFs) In Soils and Sediments Using an Aryl Hydrocarbon Receptor-Based Polymerase Chain Reaction (PCR) Assay

This method is a screening procedure for polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs) in soils and sediments. This method uses a commercially-available aryl hydrocarbon receptor (AhR)-based polymerase chain reaction (PCR) assay.

You may need Adobe Reader to view files on this page. See EPA’s About PDF page to learn more.