Supplier Page from Thermo Fisher Scientific for Silicon plate, 6.35mm (0.25in) thick, 99.999% (metals basis)
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific