Supplier Page from Thermo Fisher Scientific for Tetra-n-butylammonium hydroxide, 40% w/w aq. soln
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl oxamate, 99% from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific