Supplier Page from Thermo Fisher Scientific for Guanosine 5'-triphosphate, disodium salt hydrate, 90%, for biochemistry
2-Ethylaniline, 98% from Thermo Fisher Scientific
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific