Supplier Page from Thermo Fisher Scientific for Aluminum slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length, Puratronic:r, 99.9995% (metals basis)
9-Fluorenone, 99+% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific