Dynamic Calibration Approach for Determining Catechins and Gallic Acid in Green Tea Using LC-ESI/MSBEDNER, Mary; DUEWER, David L.Analytical chemistry (Washington). 2011, Vol 83, Num 16, pp 6169-6176, issn 0003-2700, 8 p.Article

Visualization technique for uncertainty budgets : Onion chartsPRATT, Kenneth W; DUEWER, David L.Accreditation and quality assurance. 2006, Vol 10, Num 10, pp 527-530, issn 0949-1775, 4 p.Article

Certification of Standard Reference Material 970, Ascorbic Acid in Serum, and analysis of associated interlaboratory bias in the measurement processMARGOLIS, Sam A; VANGEL, Mark; DUEWER, David L et al.Clinical chemistry (Baltimore, Md.). 2003, Vol 49, Num 3, pp 463-469, issn 0009-9147, 7 p.Article

Standard Reference Materials for Analysis of Dietary SupplementsSHARPLESS, Katherine E; DUEWER, David L.Journal of AOAC International. 2008, Vol 91, Num 6, pp 1298-1302, issn 1060-3271, 5 p.Article

Rare-earth glass Reference materials for near-infrared spectrometry: Correcting and exploiting temperature dependenciesCHOQUETTE, Steven J; O'NEAL, Lindsey; DUEWER, David L et al.Analytical chemistry (Washington, DC). 2003, Vol 75, Num 4, pp 961-966, issn 0003-2700, 6 p.Article

Hydrocarbon Gas Standards at the pmol/mol Level to Support Ambient Atmospheric MeasurementsRHODERICK, George C; DUEWER, David L; LI NING et al.Analytical chemistry (Washington). 2010, Vol 82, Num 3, pp 859-867, issn 0003-2700, 9 p.Article

Rare-earth glass reference materials for near-infrared spectrometry: sources of x-axis location variabilityDUEWER, David L; CHOQUETTE, Steven J; O'NEAL, Lindsey et al.Analytica chimica acta. 2003, Vol 490, Num 1-2, pp 85-98, issn 0003-2670, 14 p.Conference Paper

NIST mixed stain Study 3: Signal intensity balance in commercial short tandem repeat multiplexesDUEWER, David L; KLINE, Margaret C; REDMAN, Janette W et al.Analytical chemistry (Washington, DC). 2004, Vol 76, Num 23, pp 6928-6934, issn 0003-2700, 7 p.Article

NIST Micronutrients Measurement Quality Assurance program : Characterizing the Measurement Community's Performance over TimeDUEWER, David L; KLINE, Margaret C; SHARPLESS, Katherine E et al.Analytical chemistry (Washington, DC). 2000, Vol 72, Num 17, pp 4163-4170, issn 0003-2700Article

NIST Mixed Stain Study 3: DNA quantitation accuracy and its influence on short tandem repeat multiplex signal intensityKLINE, Margaret C; DUEWER, David L; REDMAN, Janette W et al.Analytical chemistry (Washington, DC). 2003, Vol 75, Num 10, pp 2463-2469, issn 0003-2700, 7 p.Article

Preparation and value assignment of standard Reference Material 968c Fat-Soluble Vitamins, Carotenoids, and Cholesterol in Human SerumTHOMAS, Jeanice Brown; KLINE, Margaret C; GILL, Lisa M et al.Clinica chimica acta. 2001, Vol 305, Num 1-2, pp 141-155, issn 0009-8981Article

Evaluation of Performance Characteristics of Multistep Analytical Methods from Collaborative Study of Linked SamplesDUEWER, David L; SCHANTZ, Michele M; PARRIS, Reenie M et al.Analytical chemistry (Washington, DC). 2008, Vol 80, Num 19, pp 7327-7335, issn 0003-2700, 9 p.Article

Defining and measuring biological activity : applying the principles of metrologyJACKSON, Craig M; ESNOUF, M. Peter; WINZOR, Donald J et al.Accreditation and quality assurance. 2007, Vol 12, Num 6, pp 283-294, issn 0949-1775, 12 p.Article

Demonstrating the comparability of certified reference materialsDUEWER, David L; LIPPA, Katrice A; LONG, Stephen E et al.Analytical & bioanalytical chemistry (Print). 2009, Vol 395, Num 1, pp 155-169, issn 1618-2642, 15 p.Article

Production and certification of NIST Standard Reference Material 2372 Human DNA Quantitation Standard : Trends in RNA AnalysisKLINE, Margaret C; DUEWER, David L; TRAVIS, John C et al.Analytical & bioanalytical chemistry (Print). 2009, Vol 394, Num 4, pp 1183-1192, issn 1618-2642, 10 p.Article

Preparation and characterization of standard reference material 3276, carrot extract in oilSHARPLESS, Katherine E; BROWN THOMAS, Jeanice; DUEWER, David L et al.Analytical and bioanalytical chemistry. 2007, Vol 389, Num 1, pp 207-217, 11 p.Article

Polymerase chain reaction amplification of DNA from aged blood stains: Quantitative evaluation of the suitability for purpose of four filter papers as archival mediaKLINE, Margaret C; DUEWER, David L; REDMAN, Janette W et al.Analytical chemistry (Washington, DC). 2002, Vol 74, Num 8, pp 1863-1869, issn 0003-2700Article

NIST Micronutrients Measurement quality assurance program : Characterizing individual participant Measurement performance over timeDUEWER, David L; KLINE, Margaret C; SHARPLESS, Katherine E et al.Analytical chemistry (Washington, DC). 2000, Vol 72, Num 15, pp 3611-3619, issn 0003-2700Article

Dietary Supplement Laboratory Quality Assurance Program: The First Five ExercisesPHILLIPS, Melissa M; RIMMER, Catherine A; WOOD, Laura J et al.Journal of AOAC International. 2011, Vol 94, Num 3, pp 803-814, issn 1060-3271, 12 p.Article

An international evaluation of holmium oxide solution reference materials for wavelength calibration in molecular absorption spectrophotometryTRAVIS, John C; ZWINKELS, Joanne C; DUEWER, David L et al.Analytical chemistry (Washington, DC). 2002, Vol 74, Num 14, pp 3408-3415, issn 0003-2700Article