Supplier Page from Thermo Fisher Scientific for 1-Nitroso-2-naphthol-3,6-disulfonic acid, disodium salt hydrate, pure, indicator grade
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ethyl 4-chlorobutyrate, 97% from Thermo Fisher Scientific