TY - RPRT TI - Effect of membrane filtration artifacts on dissolved trace element concentrations AU - Arthur J. Horowitz AU - Kent A. Elrick AU - Mark R. Colberg PY - 1992 DO - 10.1016/0043-1354(92)90006-p UR - https://pubs.usgs.gov/publication/70017327 ID - 70017327 ER -