Supplier Page from Thermo Fisher Scientific for tert-Butyldichlorophosphine, 98%
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific