Supplier Page from Thermo Fisher Scientific for Silver tubing, 6.35mm (0.25in) OD, 5.84mm (0.230in) ID, 99.9% (metals basis)
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl acrylate, 99.5%, stabilized from Thermo Fisher Scientific
Ethyl vinyl ether, 99%, stabilized from Thermo Fisher Scientific