Mass-Labelled PCB Solution, 1.2ml x 20ng/ml, nonane Back Catalog number: PCB-IS-A20 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 12035.19-K-AN 4-ANPP,1000 µg/mL,acetonitrile,1mL, Price on request 675785 Terbufos-sulfoxide, 100 µg/ml, Ethyl acetate, 5m Price on request 677647 trans-Nonachlor, 10mg Price on request