Portable X-ray fluorescence spectroscopy as a rapid screening technique for analysis of TiO2 and ZnO in sunscreens
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- 作者：Venu Gopal Bairi ; Jin-Hee Lim ; Jin.Lim@fda.hhs.gov" class="auth_mail" title="E-mail the corresponding author ; Ivan R. Quevedo ; Thilak K. Mudalige ; Sean W. Linder ; Sean.Linder@fda.hhs.gov" class="auth_mail" title="E-mail the corresponding author
- 关键词：Sunscreens ; Metals ; Quantitation ; Portable x-ray fluorescence spectroscopy analyzer ; Inductively coupled plasma-mass spectrometry
- 刊名：Spectrochimica Acta Part B: Atomic Spectroscopy
- 出版年：2016
- 出版时间：1 February 2016
- 年：2016
- 卷：116
- 期：Complete
- 页码：21-27
- 全文大小：343 K
文摘
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A rapid quantitative method was developed for metals analysis in sunscreens.
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pXRF analyzer was used for quantitation of metals by a matrix matching technique.
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A unique matrix was identified for quantitative analysis of 40 commercial sunscreens.
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ICP-MS technique was chosen as a comparative technique against pXRF analysis.