Supplier Page from Thermo Fisher Scientific for Citric acid, trisodium salt dihydrate, 99%, pure
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific