Supplier Page from Thermo Fisher Scientific for µd-Valerolactone, 98%, may contain polymer
Ethyl 2-bromoisobutyrate, 98% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific