title: Development of semipermeable membrane devices (SPMDs) and polar organic chemical integrative samplers (POCIS) for environmental monitoring.
authors.affiliation: Columbia Environmental Research Center, US Geological Survey, Columbia, Missouri, USA. dalvarez@usgs.gov
authors.forename: David A
authors.initials: DA
authors.lastname: Alvarez
mesh_terms: D004784:Environmental Monitoring / Q000295:instrumentation* / Q000379:methods*; D004785:Environmental Pollutants / Q000032:analysis*; D008567:Membranes, Artificial; D009930:Organic Chemicals / Q000032:analysis*
chemical_list: D004785:Environmental Pollutants; D008567:Membranes, Artificial; D009930:Organic Chemicals