Mass-Labelled PCB Solution , 1.2ml x 20ng/ml, nonane Back Catalog number: PCB-SS-A20 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677684 Benz[a]anthracene, 100 µg/ml, Acetonitrile, 1ml Price on request 50231 Mix #1 Price on request 680966 2-Decanone, 1ml Price on request