Fenitrothion, 100 µg/ml, Ethyl acetate, 5ml

Sodium bis(1H,1H,2H,2H-[1,2-13C2]perfluorooctyl)phosphate, 50µg/ml in MeOH, 1,2ml

4-Methyl-2-nitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 119-10-8

iso-Butyl n-pentyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.