Supplier Page from Thermo Fisher Scientific for Sodium ethoxide, 21% w/w in ethanol
5-Hydroxyindole-3-acetic acid, 99% from Thermo Fisher Scientific
D-Cystine, 98% from Thermo Fisher Scientific
Hexyl alcohol, 98%, pure from Thermo Fisher Scientific
Mineral oil, for spectroscopy, suitable for nujol mull preparations for IR-spect from Thermo Fisher Scientific