Zobrazeno 1 - 10
of 55
pro vyhledávání: '"Stephen G. Capar"'
Publikováno v:
Bulletin of the Korean Chemical Society. 27:903-908
Various extraction procedures were investigated using reference materials and samples to evaluate extraction efficiency and effectiveness. Inductively coupled plasma mass spectrometry (ICP-MS) was used to measure total arsenic and to quantitate arsen
Autor:
Scott P. Dolan, Stephen G. Capar
Publikováno v:
Journal of Food Composition and Analysis. 15:593-615
A microwave digestion procedure for multi-elemental analysis of food was developed using one program to digest a variety of food matrices at the same time. A single program was enabled by an analytical portion mass based on the food's energy content
Autor:
William C Cunningham, Stephen G. Capar
Publikováno v:
Journal of AOAC INTERNATIONAL. 83:157-177
Foods purchased throughout the United States during 1991–1997 under the U.S. Food and Drug Administration's Total Diet Study (TDS) program were analyzed for elements and radionuclides. The program is described with emphasis on food analysis and qua
Autor:
Stephen G Capar, Jo Marie Cook, James Bell, Heidi Hickes, Alexander J Krynitsky, Steven J Lehotay, Christopher L Ritland, Frank J Schenck, David Soderberg, John G Phillips
Publikováno v:
Journal of AOAC INTERNATIONAL. 90:61B-63B
Publikováno v:
Journal of AOAC INTERNATIONAL. 80:871-882
A formalized method for determining sodium in biological materials by instrumental neutron activation analysis is presented. The method includes common procedures from the numerous options available to this historically nonformalized analytical techn
Publikováno v:
Journal of AOAC International. 96(1)
The metals subgroup of AOAC INTERNATIONAL's Community on Chemical Contaminants and Residues in Food has been engaged for the past several years in discussions concerning the requirements for the single-laboratory validation (SLV) of methods for the d
Publikováno v:
Journal of AOAC INTERNATIONAL. 79:163-170
The Total Diet Studies conducted by the U.S. Food and Drug Administration (FDA) provide yearly information on levels of pesticide residues, contaminants, and nutrients in the food supply and diets of specific age-sex groups. They also identify trends
Autor:
Ann Stack, Richard Newell, Jerry Picard, Larry Lane, Alan R C Hill, Stephen G Capar, Warren Bontoyan, Harvey K Hundley, Keith A Mccully
Publikováno v:
Journal of AOAC INTERNATIONAL. 79:289-292
Autor:
Milan Cerney, Richard H Albert, Brian D Ripley, Jerry Picard, Larry Lane, Alan R C Hill, Henry B Chin, Stephen G Capar, Harvey K Hundley, Keith A McCully
Publikováno v:
Journal of AOAC INTERNATIONAL. 78:210-213
Publikováno v:
Journal of AOAC INTERNATIONAL. 77:454-457
A quick color test (QCT) for indicating the presence of leachable Pb on ceramicware was evaluated as a screening tool. Fourteen sets of cups and mugs (197 pieces) of undecorated glazed ceramicware were tested. The QCT indicated the presence of leacha