Supplier Page from Thermo Fisher Scientific for Naphthalene, 99+%, scintillation grade
Dicalite® speed plus, Diatomaceous filter-aid from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific
Sulfur trioxide pyridine complex, technical, 48-50% active SO3 from Thermo Fisher Scientific