TEGEWA method for determining cyclic siloxane levels in textile auxiliaries
In recent years, the cyclic silicones D4 (Octamethylcyclotetrasiloxane) and D5 (Decamethylcyclopentasiloxane) started to gain attention by national as well as European authorities. Several regulatory activities have been carried out and cyclic siloxanes can be found in various Restricted Substances Lists.