Supplier Page from Thermo Fisher Scientific for Lead powder, -200 mesh, 99.9% (metals basis)
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific