Paraoxon-ethyl, 100 µg/ml, Ethyl acetate, 5ml

2H-Perfluoro-[1,2-13C2]-2-dodecenoic acid (10:2), 50µg/ml in Isopropanol, 1,2ml

2-(2-Ethoxyethoxy)ethanol

n-Hexadecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1459-09-2