Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Jack C. Suggs"'
Autor:
Ronald Williams, Janet Burke, Richard Kwok, Linda Sheldon, Anne Rea, Cynthia Howard-Reed, Debra Walsh, Jack C. Suggs, Maria J. Zufall
Publikováno v:
Journal of the Air & Waste Management Association. 50:1125-1132
In population exposure studies, personal exposure to PM is typically measured as a 12- to 24-hr integrated mass concentration. To better understand short-term variation in personal PM exposure, continuous (1-min averaging time) nephelometers were wor
Autor:
Raymond G. Merrill, Robert F. Martz, Joan T. Bursey, Curtis M. Morris, James F. McGaughey, Jack C. Suggs
Publikováno v:
International Journal of Environmental Analytical Chemistry. 71:57-71
Audit materials for the SemiVOST method (SW-846 Sampling Method 0010 and Analytical Method 8270) and Standard Operating Procedures for preparation of these audit materials have been developed and are now available from the U.S. Environmental Protecti
Publikováno v:
Journal of the Air & Waste Management Association. 45:83-88
The U.S. Environmental Protection Agency (EPA) provides audit materials to organizations conducting compliance tests using EPA Test Methods 6 (SO2), 7 (NOx), 18 (organics by GC), 25 (organics as ppm C), 106 (vinyl chloride), and 26 (HO), and to those
Publikováno v:
Journal of exposure analysis and environmental epidemiology. 15(3)
To reduce the uncertainty associated with current estimates of children's exposure to pesticides by dermal contact and indirect ingestion, residue transfer data are required. Prior to conducting exhaustive studies, a screening study to identify the i
Publikováno v:
Journal of exposure analysis and environmental epidemiology. 12(4)
Young children may be more likely than adults to be exposed to pesticides following a residential application as a result of hand- and object-to-mouth contacts in contaminated areas. However, relatively few studies have specifically evaluated mouthin
Publikováno v:
AIHce 2002.
Autor:
Ronald Williams, Ross V. Highsmith, Jack C. Suggs, Roy B. Zweidinger, Gary F. Evans, P.A. Lawless, John P. Creason, Linda Sheldon, Debra Walsh, Charles Rodes
Publikováno v:
Journal of the AirWaste Management Association (1995). 50(11)
Two collaborative studies have been conducted by the U.S. Environmental Protection Agency (EPA) National Exposure Research Laboratory (NERL) and National Health and Environmental Effects Research Laboratory to determine personal exposures and physiol
Publikováno v:
Journal of the Air Pollution Control Association. 27:553-556
The sodium arsenite method for measurement of nitrogen dioxide in ambient air was evaluated. The method has a constant-high collection efficiency (82%) for nitrogen dioxide, and is insensitive to normal variations in operating parameters. Nitric oxid
Publikováno v:
Journal of the Air Pollution Control Association. 33:968-973
The results are presented from the collaborative test of EPA Method 6-B for the 24-h analysis of SO2, CO2, and emission rate. Using both the intermittent and continuous options of Method 6-B, nine laboratories simultaneously sampled the stack at a fl
Publikováno v:
Journal of the Air Pollution Control Association. 29:28-31
The evaluation of the U. S. Environmental Protection Agency’s “Reference Method for the Determination of Lead in Suspended Particulate Matter Collected from Ambient Air” among four laboratories and the quantitation by additional techniques are