Determination of UV-filters in sunscreens by HPLC

被引:42
作者
Chisvert, A [1 ]
Pascual-Martí, MC [1 ]
Salvador, A [1 ]
机构
[1] Univ Valencia, Fac Quim, Dept Quim Analit, E-46100 Burjassot, Valencia, Spain
来源
FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY | 2001年 / 369卷 / 7-8期
关键词
D O I
10.1007/s002160100701
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Simultaneous determination of sis internationally authorised organic W-filters in sunscreen formulations was performed by HPLC with UV spectrophotometric detection. The filters determined were: sulisobenzone, oxybenzone, octyl dimethyl PABA, octyl methoxycinnamate, octyl salicylate and homosalate. A C-18 stationary phase and a mobile phase of ethanol water acetic acid (70:29.5:0.5) were used with a flow rate of 0.5 mL/min. UV measurements were carried out at 313 nm. The time required for the analysis was 25 min and the limits of detection were between 0.2 and 2 mg/L, except for sulisobenzone, which cave a limit of detection of 20 mg/L. The procedure proposed provides an accurate, fast and green analytical method. that does not involve toxic organic solvents.
引用
收藏
页码:638 / 641
页数:4
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