PCB No. 180, 10µg/mL in Isooctane, 10ml Back Catalog number: L20018000IO Availability: In the manufacturer's stock Price on request - + Recommended L20705000AL Dibenz[a,j]anthracene, 10µg/mL in Acetonitrile, 10ml Price on request DF-IS-E200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 90494 1-Methylnaphthalene Price on request