Supplier Page from Thermo Fisher Scientific for 18-Crown-6, 99%
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific