Supplier Page from Thermo Fisher Scientific for Barium fluoride crystal optic disc, 13mm x 1mm, polished both sides
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific
Fluoranthene, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific