Supplier Page from Thermo Fisher Scientific for 18-Crown-6, 99%
Diethyl carbonate, 99% from Thermo Fisher Scientific
Eicosanoic acid, 98% from Thermo Fisher Scientific
L(+)-Arabinose, 99+% from Thermo Fisher Scientific
Mineral oil, for spectroscopy, suitable for nujol mull preparations for IR-spect from Thermo Fisher Scientific