Supplier Page from Thermo Fisher Scientific for Aluminum slug, 6.35mm (0.25in) dia x 12.7mm (0.5in) length, Puratronic:r, 99.9998% (metals basis)
1,2-Ethanedithiol, 95% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Ethyl L(-)-lactate, 97% from Thermo Fisher Scientific