Non-Nano Zinc Oxide: A dynamic powder with broad applicability in sun care
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Typically the inclusion and subsequent performance of multiple parameters ultimately determines the effectiveness of a raw material. In sunscreens, an optimal product likely possesses sufficient SPF and critical wavelength values for broad spectrum claims all while achieving pleasing aesthetics.
Overexposure of ultraviolet sun rays typically results in erythema, a visible marker of skin damage signified by redness of the skin. Wavelengths over a range of 290-400 nm are p