Supplier Page from Thermo Fisher Scientific for Cresol Red sodium salt, 0.04% w/v aq. soln
1-Benzyl-3-methyl-4-piperidone, 99% from Thermo Fisher Scientific
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific
Sulfur trioxide pyridine complex, technical, 48-50% active SO3 from Thermo Fisher Scientific