%0 Generic %E Clements, HA., %E Klosterman, DL., %E Loebker, RE., %@ 0803112939 %@ 9780803112933 %@ 9780803151239 (e-ISBN) %T Preparation of Natural Matrix Type Samples for Performance Evaluation of Resource Conservation and Recovery Act (RCRA) Contract Laboratories / %U https://ezaccess.libraries.psu.edu/login?url=https://www.astm.org/DIGITAL_LIBRARY/STP/PAGES/STP18982S.htm