Supplier Page from Thermo Fisher Scientific for Sodium hydrogen carbonate, Puratronic:r, 99.998% (metals basis)
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific