Supplier Page from Thermo Fisher Scientific for Diethylzinc, nominally 15% w/w in hexane, packaged under Nitrogen in resealable AcroSeal[t bottles
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl pyruvate, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific
Fluorobenzene, 99% from Thermo Fisher Scientific