2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Back Catalog number: 63155 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59358 Magnesium (Mg) Price on request 95981 525 Calibration Standard - Spiking Price on request 679152 13C3-2-NP-AHD, 10mg Price on request