Supplier Page from Thermo Fisher Scientific for DL-Serine, non-animal, 98.5+%, Thermo Scientific
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethanethiol, 99+% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific