Zobrazeno 1 - 10
of 11
pro vyhledávání: '"J R, Iyengar"'
Autor:
D S Forsyth, J R Iyengar
Publikováno v:
Journal of AOAC INTERNATIONAL. 72:997-1001
Four commercially available proteases were tested, in conjunction with a lipase, for efficacy in hydrolyzing 3 tissue substrates: cod fillet, chicken egg, and bovine liver. Enzymatic hydrolysis of tissues minimizes the formation of emulsions during l
Autor:
J R Iyengar, D. S. Forsyth
Publikováno v:
Applied Organometallic Chemistry. 3:211-218
Extraction methodologies were developed for tetra-alkyllead and ionic alkyllead compounds in seafood. Tetra-alkylleads were extracted with n-hexane after the samples had been enzymatically hydrolyzed. The ionic alkylleads were complexed with diphenyl
Publikováno v:
Journal of the Fisheries Research Board of Canada. 17:475-485
Freshly caught shrimp, stored in ice, were sampled for chemical and bacteriological tests. Data have been presented to correlate the results of the tests with the quality and spoilage of shrimp. Rapid methods based on use of test papers have been dev
Publikováno v:
Journal - Association of Official Analytical Chemists. 62(3)
A method is given for determining monosodium glutamate (MSG) in soups and soup bases by gas-liquid chromatography (GLC) of the trimethylsilyl ether derivative of glutamic acid. This method compared favorably with existing methods including GLC of the
Publikováno v:
IARC scientific publications. (14)
One hundred samples of specially selected spiced meat products (sausages, salami, bologna, wieners, meat loaf, canned luncheon mean, etc) were analysed for nitrate, nitrite and volatile nitrosamines. None of the samples contained high levels of nitro
Publikováno v:
Journal - Association of Official Analytical Chemists. 67(1)
A process was developed for production of gram quantities of deoxynivalenol (DON) from corn that had been inoculated in the field with Fusarium graminearum and was estimated to contain 400-500 mg DON/kg. Steps in the purification procedure included e
Autor:
D S, Forsyth, J R, Iyengar
Publikováno v:
Journal - Association of Official Analytical Chemists. 72(6)
Four commercially available proteases were tested, in conjunction with a lipase, for efficacy in hydrolyzing 3 tissue substrates: cod fillet, chicken egg, and bovine liver. Enzymatic hydrolysis of tissues minimizes the formation of emulsions during l
Publikováno v:
Journal - Association of Official Analytical Chemists. 57(4)
Publikováno v:
IARC scientific publications. (19)
The present paper briefly summarizes the research activities of the Food Research Laboratories, Canadian Health Protection Branch, during the past two years. Data presented indicate that traces of nitrosamines, mainly nitrosodimethylamine and nitroso
Publikováno v:
Journal - Association of Official Analytical Chemists. 64(6)
A gravimetric method is described for the quantitative determination of ethoxylated mono-and diglycerides (EMGs) in bread at levels as low 0.42% (dry sample). The air-dried pulverized samples are Soxhlet-extracted 22 h with an azeotropic mixture of n