Supplier Page from Thermo Fisher Scientific for Tantalum Thinfoil, 0.0127mm (0.0005in) thick, 99.95% (metals basis)
3-Ethoxy-2-cyclohexen-1-one, 99% from Thermo Fisher Scientific
Ethyl acrylate, 99.5%, stabilized from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific