VPH Primary Calibration Spike Rev 1.1

Triazophos, 100 µg/ml, Acetonitrile, 5ml

Methoxychlor, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 72-43-5

1,2,7-Trichloronaphthalene, 1.2mL x 50ug/mL, nonane