Volatiles Mix D2, 2000µg/ml in MeOH, 1ml

Atrazine-desethyl, 100µg/ml in Acetonitrile, 5ml

n-Octadecane-d38, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 16416-31-2

EPA Method 507 - Internal Standard