SLX, like the new Ciba filters, is larger than conventional sunscreens.
has been developed in four main streams as a means of organising the delivery of the programme.
It is available as a clear glass, or can be tinted to SGG Parsol
grey, green or bronze.
Until recently avobenzone (sometimes known as Parsol
1789) also got high marks as a UVA fighter.
Last year, FDA approved avobenzone, also known as Parsol
1789, as a UVA absorber.
1789) works well for UVA and is often combined with PABA as a "broad spectrum" sunscreen.
Sunscreens that also screen UVA rays must contain one of the following active ingredients: benzophenones, oxybenzone, sulisobenzone, titanium dioxide, zinc oxide, and Parsol
1789 (also called avobenzone).
While most sunscreens block some UV-A rays, only sunscreens with the ingredient Parsol
1789 offer "broad spectrum" UV-A protection.
[R] 1789 (avobenzone) absorbs the broadest range of UVA rays of any sunscreen ingredient currently available.