Supplier Page from Thermo Fisher Scientific for Arsenic polycrystalline lump, 2-8mm (0.08-0.3in), Puratronic:r, 99.99999+% (metals basis)
3-Fluorobenzyl bromide, 95% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific