Supplier Page from Thermo Fisher Scientific for Arsenic polycrystalline lump, 2-8mm (0.08-0.3in), Puratronic:r, 99.99999+% (metals basis)
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ethyl acrylate, 99.5%, stabilized from Thermo Fisher Scientific