TY - RPRT TI - Simultaneous speciation of arsenic, selenium, and chromium: species, stability, sample preservation, and analysis of ash and soil leachates AU - Ruth E. Wolf AU - Suzette A. Morman AU - Philip L. Hageman AU - Todd M. Hoefen AU - Geoffrey S. Plumlee PY - 2011 DO - 10.1007/s00216-011-5275-x UR - https://pubs.usgs.gov/publication/70047199 ID - 70047199 ER -