Dear valuable customer,
Thank you for selecting Zartaux Dermaceutical Skin care.
We all in Zartaux, wish you happy summer holidays!
Zartaux Customer Service
Ultraviolet (UV) is an electromagnetic radiation with a wavelength from 10 nm (30 PHz) to 400 nm (750 THz), shorter than that of visible light but longer than X-rays. UV radiation constitutes about 10% of the total light output of the Sun, and is thus present in sunlight.
It is also produced by electric arcs and specialized l...