Supplier Page from Thermo Fisher Scientific for Lithium standard solution, for AAS, 1 µg/mL Li in 2% HCl
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl bromopyruvate, 80-85% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific