Supplier Page from Thermo Fisher Scientific for (S)-(-)-2,2',6,6'-Tetramethoxy-4,4'-bis(di(3,5-xylyl)phosphino)-3,3'-bipyridine
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Epichlorohydrin, 99% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific