Endrin aldehyde, 10mg

PAH Mix (16 anal.), 100µg/mL in Acetonitrile, 1ml

cis-1,2,trans-1,3-1,2,3-Trimethylcyclopentane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 15890-40-1

EPA Method 515.1 Internal Standard