Supplier Page from Thermo Fisher Scientific for Glutaric dialdehyde, 50 wt.% solution in water
1-Fluoro-4-nitrobenzene, 99% from Thermo Fisher Scientific
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
4-Ethylphenol, 97% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific