Supplier Page from Thermo Fisher Scientific for Gold(III) oxide, Premion:r, 99.99% (metals basis), Au 88.6% min
Ergosterol, 98% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific