Supplier Page from Thermo Fisher Scientific for 2,4-Pentanedione, 99+%
1,6-Hexanediol, 97% from Thermo Fisher Scientific
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
L(+)-Glutamic acid monosodium salt monohydrate, 99% from Thermo Fisher Scientific
Melatonine, 99% from Thermo Fisher Scientific