PCB Congeners Back Catalog number: 94604 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679428 D11-Praziquantel, 10mg Price on request 679200 Ethylicin, 50mg Price on request 673678 Procymidone, 100 µg/ml, Ethyl acetate, 5ml Price on request