Supplier Page from Thermo Fisher Scientific for Copper slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length, 99.995% (metals basis)
3-Fluorobenzyl bromide, 95% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific