Supplier Page from Thermo Fisher Scientific for p-Toluenesulfinic acid sodium salt, 97% (dry wt.), water <5%
Ethyl acrylate, 99.5%, stabilized from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific