Supplier Page from Thermo Fisher Scientific for Aprotinin, from bovine lung, Thermo Scientific
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
3-Fluoroaniline, 98% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific