Supplier Page from Thermo Fisher Scientific for tert-Butyl hydroperoxide, 70% solution in water
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific