Supplier Page from Thermo Fisher Scientific for 1,7-Dihydroxynaphthalene, 97%
1-Fluoro-4-nitrobenzene, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethoxymethylenemalononitrile, 98% from Thermo Fisher Scientific
Glyoxylic acid monohydrate, 98%, pure from Thermo Fisher Scientific