Supplier Page from Thermo Fisher Scientific for Lead, plasma standard solution, Specpure:r, Pb 10µg/mL
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific