Ethanol standard in water,2.0g/L,water, 3mL

O,O-Diethylthiophosphate-13C2, sodium salt, 100µg/ml in MeOH, 1ml

Carbofuranphenol-3-keto, 10mg

2-Perfluorobutyl-[1,1,2,2-2H4]-ethanol (4:2), 50µg/ml in MeOH, 1,2ml