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Search Publications by: Catherine A. Rimmer (Fed)

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Displaying 51 - 75 of 90

Breakfast Cereal Sampling Study for Nutritional Elements

February 5, 2013
Author(s)
Laura J. Wood, Katrice A. Lippa, Melissa M. Phillips, Catherine A. Rimmer, Nathanael A. Heckert, Stefan D. Leigh, Amanda J. Moors, Rebecca S. Pugh
The National Institute of Standards and Technology (NIST) has established a Dietary Supplement Laboratory Quality Assurance Program (DSQAP) in collaboration with the National Institutes of Health Office of Dietary Supplements (NIH-ODS). The DSQAP designed

Dietary Supplement Laboratory Quality Assurance Program: Exercise H Final Report

December 13, 2012
Author(s)
Melissa M. Phillips, Catherine A. Rimmer, Laura J. Wood, Anthony F. Marlow, Michele M. Schantz, John R. Sieber
The NIST Dietary Supplement Laboratory Quality Assurance Program (DSQAP) was established in collaboration with the National Institutes of Health (NIH) Office of Dietary Supplements (ODS) in 2007 to enable members of the dietary supplements community to

Isotope Dilution Liquid Chromatography - Mass Spectrometry Methods for Fat- and Water-Soluble Vitamins in Nutritional Formulations

November 24, 2011
Author(s)
Karen W. Phinney, Catherine A. Rimmer, Jeanice M. Brown Thomas, Lane C. Sander, Katherine E. Sharpless, Stephen A. Wise
Vitamins are essential to human health, and dietary supplements containing vitamins are widely used by individuals hoping to ensure they have adequate intake of these important nutrients. Measurement of vitamins in nutritional formulations is necessary to

Determination of Fat-Soluble Vitamins and Carotenoids in Standard Reference Material 3280 Multivitamin/Multielement Tablets by Liquid Chromatography with Absorbance Detection

August 17, 2011
Author(s)
Jeanice M. Brown Thomas, Katherine E. Sharpless, Catherine A. Rimmer, James H. Yen
The concentrations of selected fat-soluble vitamins and carotenoids in Standard Reference Material (SRM) 3280 Multivitamin/Multielement Tablets have been determined by two independent liquid chromatographic methods with measurements performed by the

Dietary Supplement Laboratory Quality Assurance Program: The First Five Exercises

August 17, 2011
Author(s)
Melissa M. Phillips, Catherine A. Rimmer, Laura J. Wood, Katrice A. Lippa, Katherine E. Sharpless, David L. Duewer, Lane C. Sander, J. M. Betz
The National Institute of Standards and Technology (NIST) has established a Dietary Supplement Quality Assurance Program (DSQAP) in collaboration with the National Institutes of Health (NIH) Office of Dietary Supplements (ODS). Program participants measure

Certification of Vitamins and Carotenoids in SRM 3280 Multivitamin/Multielement Tablets

April 24, 2011
Author(s)
Lane C. Sander, Katherine E. Sharpless, Stephen A. Wise, Bryant C. Nelson, Karen W. Phinney, Barbara J. Porter, Catherine A. Rimmer, Jeanice M. Brown Thomas, Laura J. Wood, James H. Yen, David L. Duewer, R. Atkinson, R. Chen, R. Goldschmidt, W.R. Wolf, I-P Ho, M. Betz
A new multivitamin/multielement dietary supplement Standard Reference Material (SRM) has been issued by the National Institute of Standards and Technology (NIST) with certified and reference concentration values for 13 vitamins, 24 elements, and two

Chromatographic Methods for the Quantification of Free and Chelated Gadolinium Species in MRI Contrast Agent Formulations

October 3, 2010
Author(s)
Danielle Cleveland, Stephen E. Long, Lane C. Sander, William C. Davis, Karen E. Murphy, Catherine A. Rimmer, Lorena Francini, Anil K. Patri
Speciation measurements of gadolinium in liposomal MRI contrast agents are complicated by the presence of emulsifiers, surfactants, and therapeutic agents in the formulations. The present paper describes two robust, hyphenated chromatography methods for

Polycyclic Aromatic Hydrocarbons (PAHs) in a Coal Tar Standard Reference Material - SRM 1597a Updated

July 20, 2010
Author(s)
Stephen A. Wise, Dianne L. Poster, Stefan D. Leigh, Catherine A. Rimmer, Stephanie Mossner, Patricia Schubert, Lane C. Sander, Michele M. Schantz
SRM 1597 Complex Mixture of Polycyclic Aromatic Hydrocarbons from Coal Tar, originally issued in 1987, was recently reanalyzed and reissued as SRM 1597a with 34 certified and 46 reference concentrations for polycyclic aromatic hydrocarbons (PAHs) and

Polycyclic Aromatic Hydrocarbons (PAHs) in a Coal Tar Standard Reference Material - SRM 1597a Updated

July 20, 2010
Author(s)
Stephen A. Wise, Dianne L. Poster, Stefan D. Leigh, Catherine A. Rimmer, Stephanie Mossner, Patricia Schubert, Lane C. Sander, Michele M. Schantz
SRM 1597 Complex Mixture of Polycyclic Aromatic Hydrocarbons from Coal Tar, originally issued in 1987, was recently reanalyzed and reissued as SRM 1597a with 34 certified, 46 reference, and 12 information concentrations for polycyclic aromatic hydrocarbons

Preparation and Characterization of Standard Reference Material 1849 Infant/Adult Nutritional Formula

July 1, 2010
Author(s)
Katherine E. Sharpless, Richard M. Lindstrom, Bryant C. Nelson, Karen W. Phinney, Catherine A. Rimmer, Lane C. Sander, Michele M. Schantz, Rabia Oflaz, Jeanice M. Brown Thomas, Gregory C. Turk, Stephen A. Wise, Laura J. Wood, James H. Yen
Standard Reference Material (SRM) 1849 Infant/Adult Nutritional Formula has been issued by the National Institute of Standards and Technology (NIST) as a replacement for SRM 1846 Infant Formula, which was issued in 1996. Extraction characteristics of SRM

Determination of Organic Acids in Vaccinium Berry Standard Reference Materials

June 27, 2010
Author(s)
Melissa M. Phillips, Lane C. Sander, Katherine E. Sharpless, Stephen A. Wise, Catherine A. Rimmer, Ryan Case, James H. Yen
Nine organic acids (citric acid, galacturonic acid, glycolic acid, isocitric acid, malic acid, oxalic acid, quinic acid, shikimic acid, and tartaric acid) and two anions (phosphate and sulfate) were determined in a suite of Vaccinium berry containing