Supplier Page from Thermo Fisher Scientific for Potassium, plasma standard solution, Specpure:r, K 10,000µg/mL
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Eicosanoic acid, 98% from Thermo Fisher Scientific
Ergosterol, 98% from Thermo Fisher Scientific