Supplier Page from Thermo Fisher Scientific for Sulfur trioxide trimethylamine complex, 95%
Dicalite® speed plus, Diatomaceous filter-aid from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
L(-)-Menthol, 99.5% from Thermo Fisher Scientific
Sebacic acid, 98% from Thermo Fisher Scientific