Terbuthylazine-desethyl, 100 µg/ml, Acetonitrile,

2-Ethyl-1-methylbenzene (2-ethyltoluene, o-ethyltoluene), 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 611-14-3

HCH (BHC), Technical, neat, Solvent-neat, Unit 10MG, # of units-1, Cas.no. 608-73-1

ICP-MS Verification Standard #1