Supplier Page from Thermo Fisher Scientific for Tungsten foil, 0.5mm (0.02in) thick, 99.95% (metals basis)
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific
Fluoranthene, 98% from Thermo Fisher Scientific