Supplier Page from Thermo Fisher Scientific for Acetylacetaldehyde dimethyl acetal, 92%
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific