Supplier Page from Thermo Fisher Scientific for Praseodymium rod, 6.35mm (0.25in) dia, 98.5% (metals basis excluding Ta)
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific
Ethyl 4-chlorobutyrate, 97% from Thermo Fisher Scientific
N-Ethylaniline, 98% from Thermo Fisher Scientific