Etrimfos, 100 µg/ml, Acetonitrile, 5ml

1,3-Dichloronaphthalene, 1.2mL x 50ug/mL, nonane

EPA Method 548 Calibration Solution

2,5,7-Trimethylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16587-65-8