Supplier Page from Thermo Fisher Scientific for Methylsulfuric acid potassium salt, 99%
4-Ethylphenol, 97% from Thermo Fisher Scientific
4'-Fluoroacetophenone, 99% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific