Supplier Page from Thermo Fisher Scientific for Barium diphenylamine-4-sulfonate
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific