2,2',3,4',5',6-Hexachlorobiphenyl (149) Back Catalog number: 63149 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52260 Method 200.7 Single Elememt Kit Price on request 30031 EPA Method 525 - Internal Standard Price on request 52171 ILM 05.3 ICP-MS CRI Price on request