PCB Congener Mix #2 Back Catalog number: 94980 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 53090 Calibration Standard Kit Price on request MDDF-MDT Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 40057 EPA Method 642 - Analytes Price on request