Supplier Page from Thermo Fisher Scientific for 1-Heptanesulfonic acid, sodium salt, 98%
2(2-Ethoxyethoxy)ethanol, 98+% from Thermo Fisher Scientific
4-Fluorobenzyl chloride, 98% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific