Supplier Page from Thermo Fisher Scientific for Silver tubing, 6.35mm (0.25in) OD, 5.84mm (0.230in) ID, 99.9% (metals basis)
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Ethyl L(-)-lactate, 97% from Thermo Fisher Scientific
Ethyl phenylcyanoacetate, 97% from Thermo Fisher Scientific