Zobrazeno 1 - 10
of 65
pro vyhledávání: '"Thomas Fazio"'
Autor:
Thomas Fazio
Publikováno v:
Journal of AOAC INTERNATIONAL. 75:91-93
Autor:
Sean D. Longfellow, Thomas Fazio, Charles R Warner, Daniel H. Daniels, Frank L Joe, Gregory W. Diachenko
Publikováno v:
Food additives and contaminants. 9(4)
A survey of sulphite levels in a variety of foods including dried fruit, dried mashed potatoes, shrimp, canned mushrooms and fruit juices has been conducted. The levels found ranged from 0 ppm in orange juice to 3722 ppm as sulphur dioxide in dried f
Publikováno v:
Journal of AOAC INTERNATIONAL. 62:615-620
The Food and Drug Administration multicomponent regulatory procedure for determining polynuclear aromatic hydrocarbons in foods was recently used to survey 24 foodstuffs for the presence of these compounds. The procedure has a reliable limit of quant
Publikováno v:
Food Additives and Contaminants. 6:29-33
A survey of Polish malt and beer for volatile N-nitrosamines has been conducted. N-Nitrosodimethylamine was found in malt at levels ranging from 0.2 to 3.6 micrograms/kg (average 1.5 micrograms/kg) and in beer at levels up to 0.3 microgram/kg (averag
Publikováno v:
Journal of AOAC INTERNATIONAL. 61:1374-1378
A survey has been completed of 106 cured meat samples for 14 volatile N-nitrosamines. N-Nitrosopyrrolidine has been confirmed in fried bacon at levels ranging from 5 to 75 ppb. Unconfirmed trace levels of N-nitrosodimethylamine have been observed in
Publikováno v:
Journal of Food Science. 40:491-495
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
Publikováno v:
Journal of AOAC INTERNATIONAL. 62:931-936
A gas chromatographic method is presented for the quantitative determination of 1,4- dioxane in polysorbate 60 and polysorbate 80. Dioxane is isolated from the matrix by closedsystem vacuum distillation with water as the carrier solvent. The distilla
Publikováno v:
Journal of AOAC INTERNATIONAL. 66:1067-1073
Migration studies were conducted to determine the quantity of styrene that migrates from polymers into fatty foods, specifically margarine. Azeotropic distillation was used to isolate styrene from the margarine. Headspace gas chromatography with a Ch
Publikováno v:
Journal of AOAC INTERNATIONAL. 61:513-519
A rapid quantitative method for determining 8 antioxidants in various food products is described. Two procedures are employed. The first involves the use of a glass wool precolumn to separate 3(2)-tert-butyl-4-hydroxyanisole, 3,5-di -tert - butyl - 4