Supplier Page from Thermo Fisher Scientific for Polydimethylsiloxane (silicone) emulsion
4-Isopropylbenzoic acid, 98+% from Thermo Fisher Scientific
Eicosanoic acid, 98% from Thermo Fisher Scientific
Hydroquinone, 99% from Thermo Fisher Scientific
Imidazole, 99% from Thermo Fisher Scientific