Supplier Page from Thermo Fisher Scientific for Multi-Element Pharma Internal Standard Solution 1, Specpure:r, Te @ 25; Sc @ 10; Ge, In, Lu, Bi @ 5 µg/mL
3-Fluorobenzaldehyde, 98+% from Thermo Fisher Scientific
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific