Surrogate Solution, 1.2ml, isooctane

Venlafaxine hydrochloride, 10mg

D8-4,4'-DDD, 100 µg/ml, Acetone, 1ml

ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane