Supplier Page from Thermo Fisher Scientific for Nickel wire, 0.5mm (0.02in) dia, Puratronic:r, 99.999% (metals basis)
Emodin, 95%, tech from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific