Supplier Page from Thermo Fisher Scientific for 4-tert-Butylcalix[6]arene, 96%
L(-)-Menthol, 99.5% from Thermo Fisher Scientific
L-Serine, 99% from Thermo Fisher Scientific
Phenylselenol, 98% from Thermo Fisher Scientific
Riboflavin, 98% from Thermo Fisher Scientific