Supplier Page from Thermo Fisher Scientific for Sodium chloride crystal optic disc, 32mm x 3mm, polished both sides
Dulcitol, 99+% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethyl dichlorophosphate, 97% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific