Supplier Page from Thermo Fisher Scientific for Polydimethylsiloxane, trimethylsiloxy terminated, M.W. 139,000
4-Bromobutyric acid, 98% from Thermo Fisher Scientific
DL-Methionine, 99+% from Thermo Fisher Scientific
Epichlorohydrin, 99% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific