Supplier Page from Thermo Fisher Scientific for Silicon lump, 0.1-2.5cm (0.04-1.0in), 99.9999% (metals basis)
Ethyl benzoate, 99+% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific