Supplier Page from Thermo Fisher Scientific for Galena, naturally occurring mineral, grains, approximately 0.06-0.19in
1-Fluoro-2-nitrobenzene, 99% from Thermo Fisher Scientific
4-Ethylphenol, 97% from Thermo Fisher Scientific
4-Fluoroanisole, 99% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific