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pro vyhledávání: '"Anthony J Malanoski"'
Autor:
Anthony J Malanoski
Publikováno v:
Journal of AOAC INTERNATIONAL. 73:568-571
A protocol was developed for "stress" method evaluation by a chemist with minimal knowledge of statistics. The protocol Identifies critical points using the ruggedness test design. An example of the diagnostic analysis as would be performed by the ch
Autor:
Anthony J Malanoski
Publikováno v:
Journal of AOAC INTERNATIONAL. 73:572-578
Cooked corned beef was studied to evaluate the feasibility of monitoring the product by means of chemical analysis. The protein fat-free value and the molsture.-protein ratio were evaluated with respect to variability. The molsture:proteln ratio was
Autor:
Anthony J Malanoski
Publikováno v:
Journal of AOAC INTERNATIONAL. 73:414-418
Data from a check sample series were subjected to diagnostic data evaluation. The chemical analyses that were performed were moisture, protein, and fat In meat products. Four performance outliers were Identified (1 protein, 1 moisture, and 2 fat valu
Autor:
Anthony J Malanoski
Publikováno v:
Journal of AOAC INTERNATIONAL. 73:411-414
The diagnostic evaluation of the crude protein collaborative study Identified possible problems with a standardized Interval for the Kjeldahl digestion, with sample preparation, and with excess sample weights. The standard deviations for the ham and
Autor:
Anthony J Malanoski
Publikováno v:
Journal of AOAC INTERNATIONAL. 73:235-241
The principles described in Part I were used to determine standards of performance for the method and for analysts from a collaborative study of the determination of nitrosopyrrolidine (NPYR). Performance standards for the method were 10.4% RSDa, 9.2
Publikováno v:
Journal of AOAC INTERNATIONAL. 65:1339-1345
A study was designed to compare the Kjel-Foss automated macro-Kjeldahl method and a block digestion- steam distillation method. The official AOAC Kjeldahl method was used as a reference procedure. Six products with a crude protein range of 10-30% wer
Publikováno v:
Journal of AOAC INTERNATIONAL. 64:1386-1391
An interlaboratory study of 3 methods for the determination of sulfamethazine in swine muscle and liver tissue was conducted. A gas chromatographic (GC), a combined gas chromatographic-mass spectrometric (GC/MS), and a colorimetric method were evalua
Autor:
L Legette, M Wolfe, H Herring, K Hill, Walter Fiddler, Earl L Greenfield, M Grabber, M Benson, K A Meyer, Wertice J Smith, M Robach, Anthony J Malanoski
Publikováno v:
Journal of AOAC INTERNATIONAL. 65:1319-1332
Nine laboratories participated in a collaborative study of a method for determining 6 nitrosamines, dimethylnitrosamine, diethylnitrosamine, dibutylnitrosamine, nitrosopiperidine, nitrosopyrrolidine, and nitrosomorpholine, in the 5-17 ppb range. The
Autor:
Anthony J Malanoski
Publikováno v:
Journal of AOAC INTERNATIONAL. 65:1333-1338
With the increased emphasis on quality assurance in all phases of regulatory analysis, it has become necessary to establish standards of performance for the analyst. The technique discussed is one that should be considered for use and the performance
Publikováno v:
Journal of AOAC INTERNATIONAL. 64:432-440