Supplier Page from Thermo Fisher Scientific for Pyridine hydrobromide perbromide, tech. 90%
Hexyl alcohol, 98%, pure from Thermo Fisher Scientific
Isonipecotic acid, 99% from Thermo Fisher Scientific
Melatonine, 99% from Thermo Fisher Scientific
Sulfur trioxide pyridine complex, technical, 48-50% active SO3 from Thermo Fisher Scientific