Supplier Page from Thermo Fisher Scientific for (S)-(+)-Prolinol, 98%
4-Fluoroaniline, 98% from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific