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245 1 0 _aDetermination of the Diglycidyl Ether of Bisphenol A and Its Derivatives in Canned Foods
490 0 _vJournal of Agricultural and Food Chemistry, 47(5), p.1965-1969, 1999
520 3 _aMigration of the diglycidyl ether of bisphenol A (DGEBA)to food from can enamels and can pull-top seals is reported. Derivatives of DGEBA are also determined in some foods. Levels of DGEBA in the foods surveyed in this study range from nondetected (<0.3 ppb)to 50 mg/kg as determined by liquid-liquid extraction or solid-phase extraction coupled with high-pressure liquid chromatography using fluorescence detection. Confirmation of the analytes is by gas and/or liquid chromatography with mass spectral analysis. Fourier transform infrared spectroscopy with 30 specular reflectance/transmittance is used to characterize the coated food contact surfaces. Stability studies with DGEBA in water, acid, and saline solutions show conversion to the hydrolysis products and chloro adducts occurs readily. The presence of DGEBA derivatives in food demonstrates that analysis for DGEBA migration alone is not a good indicator of total migration from can coatings to foods.
650 1 4 _aDIGLYCIDYL ETHER OF BISPHENOL A
650 1 4 _aEPOXY
650 1 4 _aVINYL PLASTISOL
650 1 4 _aCAN COATING
650 1 4 _aMIGRATION
700 1 2 _aBiles, J. E.
700 1 2 _aWhite, K. D.
700 1 2 _aMcNeal, T. P.
700 1 2 _aBegley, T. H.
856 4 0 _uhttps://drive.google.com/file/d/1YUF2HxCJuOjPaGDhseTy1ljFvDGLDvem/view?usp=drivesdk
_zPara ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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