Supplier Page from Thermo Fisher Scientific for 5-Amino-1H-benzotriazole, 96%
2-Ethylaniline, 98% from Thermo Fisher Scientific
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific