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Determination of Bisphenol-A in Reusable Polycarbonate Food-Contact Plastics and Migration to Food-Simulating Liquids

Biles, J. E., McNeal, T. P., Begley, T. H., Hollifield, H. C.·1997·Journal of Agricultural and Food Chemistry

Abstract

Bisphenol-A (BPA) is a principal reactant in the preparation of polycarbonate (PC) plastics and has been shown in in vitro cell proliferation studies to exhibit estrogen-like characteristics. Reusable baby bottles, water carboys, and other housewares are often made of PC. A high-pressure liquid chromatographic (HPLC) protocol was used to determine residual BPA in PC and BPA migrated to food simulants in contact with PC under controlled time/temperature conditions. Confirmation of BPA was performed by gas chromatography/mass spectrometry (GC−MS). Residual amounts of BPA found in PC food contact articles ranged from 7 to 58 μg/g. In migration tests the plastic was exposed to water, ethanol/water mixtures, and Miglyol (a food oil simulant) in sealed vials at a constant temperature of 65 °C, for up to 10 days. BPA in food simulants ranged from 13 to 368% of BPA available to migrate from the polymer. GC−MS methods were applied to the analysis of water stored in reusable PC 5-gal water carboys. The amount of BPA found in the water ranged from ND to 5 ppb. Keywords: Bisphenol-A; polycarbonate; migration; baby bottles; hydrolysis

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Metadata

Authors
Biles, J. E., McNeal, T. P., Begley, T. H., & Hollifield, H. C.
Venue
Journal of Agricultural and Food Chemistry
Published
1997-09-01
Volume
45
Issue
9
Pages
3541-3544
ISSN
  • 0021-8561 (ISSN-L)
  • 1520-5118
OpenAlex
W2027093075
Cited by
302
References
0
FWCI
3.80
Type
journal article
Language
en
Open access
closed

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Biles, J. E., McNeal, T. P., Begley, T. H., & Hollifield, H. C. (1997). Determination of Bisphenol-A in Reusable Polycarbonate Food-Contact Plastics and Migration to Food-Simulating Liquids. Journal of Agricultural and Food Chemistry. https://doi.org/10.1021/jf970072i

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