Supplier Page from Thermo Fisher Scientific for Nickel rod, 6.35mm (0.25in) dia, 99.5% (metals basis)
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific