PCB Congeners Back Catalog number: 94990 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673769 Crimidine, 100 µg/ml, Ethyl acetate, 5ml Price on request 1979.19-K-IO 4-n-Nonylphenol diethoxylate, 1000µg/ml in Isooctane, 1ml Price on request 79027 Benzo(a)pyrene Price on request