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pro vyhledávání: '"Phillip W. Defibaugh"'
Autor:
Phillip W Defibaugh
Publikováno v:
Journal of AOAC INTERNATIONAL. 70:514-517
Seven commercially available enzymes were studied for suitability as substitutes in the AOAC thiamine determination, because the enzyme Takadiastase used in the method has not been available since 1976, and alternative enzymes were likewise unavailab
Publikováno v:
Journal of AOAC INTERNATIONAL. 60:522-527
Three methods for the determination of thiamine in foods were evaluated for accuracy, recovery, and precision: a manual fluorescent method, a semiautomated fluorescent method, and a Lactobacillus viridescens microbiological assay. Thiamine in the sam
Autor:
Gerald Angyal, Melina C. Villalobos, Jeffrey S. Smith, Phillip W. Defibaugh, Martin P. Bueno, Rolf Zeisler, Wayne R. Wolf, James T. Tanner, G. V. Iyengar
Publikováno v:
Fresenius' Zeitschrift für analytische Chemie. 326:696-698
The search for organic nutrient standards is approached from two sides. On the one hand, useful standards are selected from currently available SRMs; on the other hand, a representative food is developed representing the daily intake of a typical con
Autor:
Phillip W Defibaugh, Martin P Bueno, Melina C Villalobos, James T. Tanner, Jeffrey S Smith, Gerald Angyal
Publikováno v:
Journal of AOAC INTERNATIONAL. 68:1084-1086
A preliminary study was conducted to determine if the available National Bureau of Standards (NBS) Standard Reference Materials (SRM) Non- Fat Powdered Milk, Oyster Tissue, Wheat Flour, Rice Flour, Spinach, and Albacore Tuna would be suitable for use