Supplier Page from Thermo Fisher Scientific for Silicon slugs, 9.5mm (0.375in) dia x 9.5mm (0.375in) length, 99.9999% (metals basis)
Emodin, 95%, tech from Thermo Fisher Scientific
Ethanethiol, 99+% from Thermo Fisher Scientific
Ethyl butyrate, 99% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific