GC-MS;
solid-phase microextraction;
preservatives and antioxidants;
cosmetics;
D O I:
10.1365/s10337-007-0514-1
中图分类号:
Q5 [生物化学];
学科分类号:
071010 ;
081704 ;
摘要:
A rapid and simple procedure for the determination of antioxidants and preservatives in cosmetics has been developed utilizing solid-phase microextraction combined with GC-MS. A silica fiber coated with polyacrylate provided the highest extraction efficiency. Detection limits in the range from 0.4 to 8.5 ng mL(-1) were obtained. Linearity is over a wide range from 1 to 2,000 ng mL(-1) with a relative standard deviation under 16%. Cosmetic from a local supermarket were analysed for antioxidants and preservatives to demonstrate the effectiveness of the proposed method. The concentration of antioxidants and preservatives determined was 20-1,218 mu g g(-1) for methylparaben and 5-3,779 mu g g(-1) for propylparaben.
机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain
Canosa, P.
;
Rodriguez, I.
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机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain
Rodriguez, I.
;
Rubi, E.
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h-index: 0
机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain
Rubi, E.
;
Bollain, M. H.
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h-index: 0
机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain
Bollain, M. H.
;
Cela, R.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain
机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain
Canosa, P.
;
Rodriguez, I.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain
Rodriguez, I.
;
Rubi, E.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain
Rubi, E.
;
Bollain, M. H.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain
Bollain, M. H.
;
Cela, R.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, SpainUniv Santiago de Compostela, Dept Quim Analit Nutr & Bromatol, Inst Invest & Anal Alimentario, Santiago De Compostela 15782, Spain