Supplier Page from Thermo Fisher Scientific for Sodium chloride, 99.5%, for analysis
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific