Supplier Page from Thermo Fisher Scientific for Tantalum slug, 3.175mm (0.125in) dia x 6.35mm (0.25in) length, 99.95% (metals basis)
Ethoxymethylenemalononitrile, 98% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Ethylbenzene, 99.8%, pure from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific