delta-HCH, 100 µg/ml, Methanol, 5ml

Aziprotryne, 100 µg/ml, Acetonitrile, 1ml

Benzyl-n-butyl phthalate-d4, 100µg/ml in IO, 1ml

6-Nitrochrysene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 203805-92-9