Precision and Recovery Solution, 1.2ml, isooctane

2-Methoxychrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 63020-58-6

alpha-HCH-d6, 10µg/ml in Cyclohexane, 5ml

Naproxen, 100µg/ml in MeOH, 1ml