Supplier Page from Thermo Fisher Scientific for Purpurin
2,6-Lutidine, 99% from Thermo Fisher Scientific
Anthrone, ACS reagent from Thermo Fisher Scientific
D(+)-Melibiose monohydrate, 99+% from Thermo Fisher Scientific
Mineral oil, for spectroscopy, suitable for nujol mull preparations for IR-spect from Thermo Fisher Scientific