Temephos, 100 µg/ml, Acetonitrile, 1ml

4-Methyldiphenylmethane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 620-83-7

PCB No. 47, 100µg/ml in Isooctane, 1ml

Extended Calibration/Low Level Solution, 200ul, nonane