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FDA-approved UVA screen absorbance spectra: TiO2- 21 nm primary particle size with 100 nm aggregates, 5% dispersion in Vaseline; Avobenzone-1% in ethanol; Z-Cote-5% dispersion in Vaseline[11]

FDA-approved UVA screen absorbance spectra: TiO2-
21 nm primary particle size with 100 nm aggregates,
5% dispersion in Vaseline; Avobenzone-1% in ethanol;
Z-Cote-5% dispersion in Vaseline[11]