Supplier Page from Thermo Fisher Scientific for 4-tert-Butylcalix[6]arene, 96%
Ergosterol, 98% from Thermo Fisher Scientific
Farnesol, 96%, mixture of isomers from Thermo Fisher Scientific
Hesperidin, 97%, includes analogeous compounds from Thermo Fisher Scientific
Sulfur trioxide pyridine complex, technical, 48-50% active SO3 from Thermo Fisher Scientific