Supplier Page from Thermo Fisher Scientific for Phosphate-buffered saline (DPBS, 1X), Dulbecco's formula, without calcium, without magnesium
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl 4-chlorobutyrate, 97% from Thermo Fisher Scientific
Ethyl cyanoformate, 99% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific