Tags: Chemical Compound, Chemical Substance.
Ecamsule (USAN trade name Mexoryl SX INCI terephthalylidene dicamphor sulfonic acid) is an organic compound which is added to many sunscreens to filter out UVA rays. It is a benzylidene camphor derivative many of which are known for their excellent photostability.Although there are a few different UV absorbers with the trade name Mexoryl only two of them are widely used where approved. Mexoryl SX (water soluble) and Mexoryl XL (INCI Drometrizole trisiloxane oil soluble).