
Polysilicone-4
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Polysilicone-4 is a silicone chemical compound, 2,4,6,8-Tetramethylcyclotetrasiloxane, homopolymer. Silicones have high chemical stability but low biodegradability and high bioaccumulation potential. Safety. It is an ingredient that has a high bioaccumulation and persistence, however in cosmetic use this ingredient is considered safe. What it is...