69430-24-6 CYCLOMETHICONE Cyclopolydimethylsiloxane Cyclosiloxanes, di-Me Dimethylcyclopolysiloxane Dow corning 344 Dow corning 344 fluid Dow corning X 2-1401 KF 993 Polydimethyl siloxy cyclics Polydimethylcyclosiloxane Q 2-1401 SWS 03314 SWS-F 222 Sentry Cyclomethicone X 2-1401