Supplier Page from Thermo Fisher Scientific for Tungstosilicic acid hydrate, Reagent Grade
2-Fluoroaniline, 99+% from Thermo Fisher Scientific
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific