Supplier Page from Thermo Fisher Scientific for Erbium rod, 6.35mm (0.25in) dia, 99.9% (metals basis excluding Ta)
2(2-Ethoxyethoxy)ethanol, 98+% from Thermo Fisher Scientific
3-Fluorobenzyl bromide, 95% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific