1. European Commission, Council Directive 76/768/EEC of 27 July 1976 and its successive amendments (http://europa.eu.int/eur-lex/en/lif/reg/en_ergister_133016.html).
2. US Food and Drug Administration, Department of Health and Human Services, 21 CFR, Parts 310, 352, 700 and 740, RIN 0910-AA01, Fed. Regist. 64 (1999) 27666.
3. Japanese Standard for Cosmetics Ingredients, Yakuji Nippo Ltd., Tokyo, Japan, 1985.
4. Developmental toxicity of UV filters and environmental exposure: a review