Supplier Page from Thermo Fisher Scientific for 5-Amino-2,4,6-triiodoisophthalic acid, 95%
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
2-Fluorobenzaldehyde, 97% from Thermo Fisher Scientific
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific