Supplier Page from Thermo Fisher Scientific for Pyridine hydrochloride, 98%, pure
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethanethiol, 99+% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific