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Journal of AOAC International|January 3, 2006
Determination of beta-carotene in supplements and raw materials by reversed-phase high pressure liquid chromatography: collaborative studyJohn Szpylka, Jonathan W DeVriesJournal of AOAC International|July 28, 2018
Total Folate in Infant Formula and Adult Nutritionals by Trienzyme Extraction and LC-MS/MS Quantitation: A Multilaboratory Testing Study, Final Action 2011.06Sneh D Bhandari, Ming Gao, John SzpylkaJournal of AOAC International|March 5, 2013
Determination of total folates in infant formula and adult nutritionals by trienzyme extraction and UPLC-MS/MS Quantitation: First Action 2011.06John Szpylka, Jon DeVries, Andrea Cheney, et al.Food Science & Nutrition|March 23, 2016
Maillard reaction products and potatoes: have the benefits been clearly assessed?DeAnn J Liska, Chad M Cook, Ding Ding Wang, et al.Journal of AOAC International|March 5, 2013
Determination of antioxidant activity in foods and beverages by reaction with 2,2'-diphenyl-1-picrylhydrazyl (DPPH): collaborative study First Action 2012.04David W Plank, John Szpylka, Harry Sapirstein, et al.Pageof 1