1,1,1,3,10,11-Hexachloroundecane, 100µg/mLin Isooctane, 1ml

Internal Standard for GC-analysis of PAH-compounds III 0768,16 3,6-Dimethylphenanthrene 0254,20 2,2’-Binaphthyl Conc: 500 µg/mL in DCM, 4.5mL in Certan, 10mL screw-cap

Total Phosphorus (P), 100µg/ml in Water, 100ml

2,2',3,4,4',5,5'-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane