1,2,3,4-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane

n-Pentyl benzyl phthalate, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 1240-18-2

PCB No. 14, 100µg/ml in Isooctane, 1ml

4-Methylphenol, 100 µg/ml, Acetonitrile, 1ml