Supplier Page from Thermo Fisher Scientific for Copper slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length, 99.995% (metals basis)
Ellagic acid, 97% from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Fluorobenzene, 99% from Thermo Fisher Scientific