Group 3 PCB’s - Low Toxicity Congeners Back Catalog number: 66214 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678494 Pyridaben, 100 µg/ml, Acetonitrile, 5ml Price on request 97317 n-Butanol Price on request M-502-10X-SET 59liquid & gas components,2.0mg/mL in MeOH,59x1mL Price on request