INCI : Terephthalidene dicamphor sulfonic acid

Abbr. : TDSA 

USAN : Ecamsule

Appearance : Powder

Types : UVA

Main Features

 - UVA, photostable, solubel in aquaeous phase.

 - The absorption efficiency of UVA is high.

 - The absorption effect is the best at 345nm.

 - The chemical property is stable, not easy to decompose and penetrate

    into the skin, with excellent safety.