Supplier Page from Thermo Fisher Scientific for Zinc rod, 1.27cm (0.5in) dia, 99.9+% (metals basis)
Ergosterol, 98% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific