Supplier Page from Thermo Fisher Scientific for Poly(vinyl alcohol), 98.0%-98.8% hydrolyzed, M.W. approx. 50,000-85,000
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific
meso-Erythritol, 99% from Thermo Fisher Scientific