The purpose of this memorandum is to set forth the guidance as a clarification to SW-846 for reference and distribution to the States and to other interested parties, including laboratories and the regulated community.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Memorandum of Clarification Regarding Use of SW-846 Methods (PDF)(20 pp, 84 K, August 7, 1998)