Supplier Page from Thermo Fisher Scientific for Niobium rod, 12.7mm (0.5in) dia, hard, 99.8% (metals basis)
2-Ethylaniline, 98% from Thermo Fisher Scientific
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific