Chlorfenvinphos, 100 µg/ml, Cyclohexane, 1ml

Fenitrothion-d6 (O,O-dimethyl-d6), 100µg/ml in Acetone, 1ml

Interference Standard 4

(24S)-24-Ethylcholest-5,22-diene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 76879-05-5