Supplier Page from Thermo Fisher Scientific for µb-Estradiol, 99% (dry wt.), ca 3% water
4-Ethylaniline, 99+% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl chloroacetate, 99% from Thermo Fisher Scientific