TY - RPRT TI - Use of set blanks in reporting pesticide results at the U.S. Geological Survey National Water Quality Laboratory, 2001-15 AU - Laura Medalie AU - Mark W. Sandstrom AU - Patricia L. Toccalino AU - William T. Foreman AU - Rhiannon C. ReVello AU - Laura M. Bexfield AU - Melissa L. Riskin PY - 2019 DO - 10.3133/sir20195055 UR - https://pubs.usgs.gov/publication/sir20195055 ID - sir20195055 ER -