Supplier Page from Thermo Fisher Scientific for Zinc sulfate heptahydrate, ACS, 99.0-103.0%
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific