TY - RPRT TI - Automated HPLC fractionation of PCDDs and PCDFs and planar and nonplanar PCBs on C18-dispersed PX-21 carbon AU - Kevin P. Feltz AU - Donald E. Tillitt AU - Robert W. Gale AU - Paul H. Peterman PY - 1995 DO - 10.1021/es00003a019 UR - https://pubs.usgs.gov/publication/70177774 ID - 70177774 ER -