Supplier Page from Thermo Fisher Scientific for Bromocresol Purple sodium salt, 0.04% w/v aq. soln
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
2-Ethyl-1-hexanol, 99% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific