Supplier Page from Thermo Fisher Scientific for Yttrium(III) chloride hexahydrate, 99.9%, (trace metal basis)
Ethyl 4-dimethylaminobenzoate, 99+% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific