Supplier Page from Thermo Fisher Scientific for Tungsten wire, gold plated, 0.1mm (0.004in) dia, W 99.95% (metals basis), Au 99.99%
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Ethyl phenylcyanoacetate, 97% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific