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A new approach for the determination of sunscreen levels in seawater by ultraviolet absorption spectrophotometry
Fig 2
Absorption spectra of sunscreens.
Grey and blue shaded areas include the UVB and UVA ranges of wavelength, respectively. Dashed line indicates the 303 nm wavelength.
doi: https://doi.org/10.1371/journal.pone.0243591.g002