Supplier Page from Thermo Fisher Scientific for Nickel(II) chloride hexahydrate, 99.3% (metals basis)
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific