Supplier Page from Thermo Fisher Scientific for Samarium foil, 0.025mm (0.001in) thick, 99.9% (REO)
Ethoxymethylenemalononitrile, 98% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
Ethyl chloroformate, 99% from Thermo Fisher Scientific
Ethyl cyanoformate, 99% from Thermo Fisher Scientific