OR WAIT 15 SECS
© 2020 MJH Life Sciences and Spectroscopy Online. All rights reserved.
© 2020 MJH Life Sciences™ and Spectroscopy Online. All rights reserved.
Sun Protection Factor (SPF) allows consumers to compare protection provided by sunscreens. Standardized methods properly evaluate the level of protection from UVA / UVB, and confirm label claims of their effectiveness.