Supplier Page from Thermo Fisher Scientific for Tungstic acid, 99+%
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific
Ethylmercurithiosalicylic acid, sodium salt, 97.0-101.0% from Thermo Fisher Scientific