Supplier Page from Thermo Fisher Scientific for Thymolphthalein, ACS
(±)-erythro-Aleuritic acid, 95% from Thermo Fisher Scientific
1,2-Ethanedithiol, 95% from Thermo Fisher Scientific
2-Mesitylenesulfonyl chloride, 99% from Thermo Fisher Scientific
L(-)-Menthol, 99.5% from Thermo Fisher Scientific