Supplier Page from Thermo Fisher Scientific for Lutetium, plasma standard solution, Specpure:r, Lu 1000µg/mL
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific