Supplier Page from Thermo Fisher Scientific for Bromoacetaldehyde dimethyl acetal, 97+%, stab. with potassium carbonate
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Dulcitol, 99+% from Thermo Fisher Scientific
Ethyl 2-mercaptoacetate, 99% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific