Supplier Page from Thermo Fisher Scientific for Praseodymium(III) nitrate pentahydrate, 99.9%, (trace metal basis)
4-Fluoroaniline, 98% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific