metal-free plastic digestion tubes / detergent solution / metal analysis / equivalent metal / above stated chemical interferences / trace contaminants single element solutions / gas supply / aerosol transport gas / acid cleaning solutions / element solutions / sample solutions / metal contaminants / argon carrier-gas / stock standard solutions / element standard solution / metal-free plastic labware / chemical / chemicals / gas pressure / chemical analysis / photosensitive device / chemical interferences / /
Organization
Theodore D. Martin NATIONAL EXPOSURE RESEARCH LABORATORY OFFICE OF RESEARCH AND DEVELOPMENT U. S. ENVIRONMENTAL PROTECTION AGENCY CINCINNATI / Federal Communications Commission / Occupational Safety and Health Administration / Environmental Protection Agency / /