Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Search Publications by Steven J Christopher

Search Title, Abstract, Conference, Citation, Keyword or Author
Displaying 1 - 25 of 42

Certification of Elements in and Use of Standard Reference Material 3280 Multivitamin/Multielement Tablets

Author(s)
Gregory C. Turk, Katherine E. Sharpless, Steven J. Christopher, Danielle Cleveland, Russell D. Day, Stephen E. Long, Elizabeth A. Mackey, Anthony F. Marlow, Rick L. Paul, John R. Sieber, Rabia Oflaz, Laura J. Wood, Lee L. Yu, Rolf L. Zeisler, Stephen A. Wise, James H. Yen, E. Greene, J. Harnly, I-P Ho, Joseph M. Betz, R. Q. Thompson, Candace Jongsma
Standard Reference Material (SRM) 3280 Multivitamin/Multielement Tablets was issued by the National Institute of Standards and Technology (NIST) in 2009 and has

Development of a Standard Reference Material for Metabolomics Research

Author(s)
Karen W. Phinney, Guillaume Ballihaut, Mary Bedner, Johanna Camara, Steven J. Christopher, William C. Davis, Nathan G. Dodder, Brian E. Lang, Stephen E. Long, Mark S. Lowenthal, Elizabeth A. McGaw, Karen E. Murphy, Bryant C. Nelson, Jocelyn L. Prendergast, Jessica L. Reiner, Catherine A. Rimmer, Lane C. Sander, Michele M. Schantz, Katherine E. Sharpless, Lorna T. Sniegoski, Susan S. Tai, Jeanice M. Brown Thomas, Thomas W. Vetter, Michael J. Welch, Stephen A. Wise, Laura J. Wood, William F. Guthrie, Robert C. Hagwood, Stefan D. Leigh, James H. Yen, Nien F. Zhang, Madhu Chaurhary-Webb, Huiping Chen, Bridgette Haynes, Donna J. LaVoie, Leslie F. McCoy, Shahzad S. Momin, Neelima Paladugula, Elizabeth C. Pendergrast, Christine M. Pfeiffer, Carissa D. Powers, Zia Fazili-Qari, Daniel Rabinowitz, Michael E. Rybak, Rosemary L. Schleicher, Mary Xu, Mindy Zhang, Arthur L. Castle, Brandi S. Benford, Gauthier Eppe

Development and Certification of Green Tea-Containing Standard Reference Materials

Author(s)
Lane C. Sander, Mary Bedner, Michael C. Tims, James H. Yen, David L. Duewer, Barbara J. Porter, Steven J. Christopher, Russell D. Day, Stephen E. Long, John L. Molloy, Karen E. Murphy, Brian E. Lang, Rachel A. Lieberman, Laura J. Wood, M. Payne, M. C. Roman, J. M. Betz, A. NguyenPho, Katherine E. Sharpless, Stephen A. Wise
A suite of three green tea-containing Standard Reference Materials (SRMs) has been issued by the National Institute of Standards and Technology (NIST). The

Specimen Banking for Marine Animal Health Assessment

Author(s)
John R. Kucklick, Rebecca S. Pugh, Paul R. Becker, Jennifer M. Lynch, Russell D. Day, Jennifer Yordy, Amanda J. Moors, Steven J. Christopher, Colleen E. Bryan Sallee, Lori Schwacke, Randall S. Wells, Brian C. Balmer, Aleta Hohn, Teri Rowles
Marine animals are faced with health threats including disease and accumulation of toxic pollutants. There are several efforts in the USA seeking to relate

IMEP-28: Total Arsenic, Cadmium, Lead and Mercury in Food Supplements

Author(s)
Lane C. Sander, Stephen E. Long, Steven J. Christopher, Russell D. Day, Karen E. Murphy, Ines Baer, Beatriz de la Calle, Inge Verbist, Danny Vendelbo, Hakan Emteborg, Philip Taylor
The Institute for Reference Materials and Measurements (IRMM) of the Joint Research Centre (JRC), a Directorate-General of the European Commission, operates the

Report of the Sixth Interlaboratory Comparison Organized by the Community Reference Laboratory for Heavy Metals in Feed and Food

Author(s)
Lane C. Sander, Stephen E. Long, Steven J. Christopher, Russell D. Day, Karen E. Murphy, F. Cordeiro, T. Linsinger, H. Emteborg, I. Verbist, D. Vendelbo, P. Taylor, M. B. de la Calle
The Institute for Reference Materials and Measurements (IRMM) of the Joint Research Centre (JRC), a Directorate-General of the European Commission, operates the

Fish-Related Standard Reference Materials

Author(s)
Michele M. Schantz, Steven J. Christopher, William C. Davis, Russell D. Day, Jennifer M. Lynch, John R. Kucklick, Stephen E. Long, Elizabeth A. Mackey, Barbara J. Porter, Dianne L. Poster, Katherine E. Sharpless, Gregory C. Turk, Stephen A. Wise
The National Institute of Standards and Technology (NIST) has developed four Standard Reference Materials (SRMs) related to the monitoring of contaminants in

Consideration and Influence of Complexed forms of Mercury Species on the reactivity Patterns Determined by Speciated Isotope Dilution Model Approaches: A Case for Natural Biological Reference Materials

Author(s)
David Point, J. I. Garcia Alonso, William C. Davis, Steven J. Christopher, Aurore Guichard, O.F. X. Donard, Paul R. Becker, Gregory C. Turk, Stephen A. Wise
The origins and the processes driving the inadvertent transformations of inorganic mercury (iHg) and methylmercury (MeHg) in cryogenically stored and

Simultaneous Determination of Inorganic Mercury, Methylmercury, and Total Mercury Concentrations in Cryogenic Fresh-Frozen and Freeze-dried Biological Reference Materials

Author(s)
David Point, William C. Davis, J. I. Garcia Alonso, Mathilde Monperrus, Steven J. Christopher, O.F. X. Donard, Paul R. Becker, Stephen A. Wise
A double spike speciated isotope dilution (DS-SID) reaction model was developed to study and correct for the inadvertent transformations affecting methylmercury