Supplier Page from Thermo Fisher Scientific for 4,6-Dihydroxypyrazolo[3,4-d]pyrimidine, 99%
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific