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Leaching of Bisphenol A from New and Old Babies' Bottles, and New Babies' Feeding TeatsDepartment of Pharmacology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia, benjamintan{at}fastmail.fm
Department of Pharmacology, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia Bisphenol A is the monomer used in the manufacture of polycarbonate. Bisphenol A is also known to mimic the female hormone estrogen. In this study, the possibility of the leaching of bisphenol A from polycarbonate babies' bottles and feeding teats was investigated. Bisphenol A was extracted from water samples exposed to the bottles and teats using liquid-liquid extraction. Bisphenol A was analysed by gas chromatograph-mass spectrometer with quadrapole detector in selected ion monitoring mode. Mean leaching of bisphenol A from 100 used babies' bottles when filled with water at 25°C and 80°C were 0.71±1.65 ng/cm2 (mean ± standard deviation) and 3.37±5.68 ng/cm2 respectively. Mean leaching of bisphenol A from 30 new babies' bottles when filled with water at 25°C and 80°C were 0.03±0.02 ng/cm2 and 0.18±0.30 ng/cm2 respectively. Bisphenol A was observed to have leached from babies' feeding teats into 37°C water ranged from non-detectable to 22.86 ng/g. The technique employed in this study is fast, reliable and economical. Asia Pac J Public Health 2003; 15(2): 118-123.
Key Words: Babies' bottles bisphenol A endocrine-disrupting chemical GCMS polycarbonate.
Asia-Pacific Journal of Public Health, Vol. 15, No. 2,
118-123 (2003) This article has been cited by other articles:
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