Supplier Page from Thermo Fisher Scientific for Niobium(V) ethoxide, 99.999% (metals basis), Ta <500ppm
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific
Fluorobenzene, 99% from Thermo Fisher Scientific