Supplier Page from Thermo Fisher Scientific for Tetra-n-butylammonium perchlorate, electrochemical grade
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific