Supplier Page from Thermo Fisher Scientific for Perchloric acid, for analysis, ca. 70% solution in water
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
Eicosanoic acid, 98% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific