UVA "ACTION SPECTRUM" THAT BEST DESCRIBES BIOLOGICAL RISK
This article was originally published in The Tan Sheet
UVA "ACTION SPECTRUM" THAT BEST DESCRIBES BIOLOGICAL RISK of exposure is one of the key questions that FDA hopes to resolve at its upcoming workshop on UVA sunscreen testing methods. FDA said in an April 5 Federal Register notice that after evaluating data received on sunscreen UVA test methods, the agency has arrived at what it describes as "two basic interrelated questions...that must be addressed." The first is: "What action spectrum best describes the biological risk of UVA radiation (i.e., which ultraviolet radiation wavelengths are most likely to cause biological damage)?"
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