2,2’,3,4,4’,5’-Hexachlorobiphenyl (138) Back Catalog number: 66138 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 30034 EPA Method 525Mixes Price on request 50004 Wisconsin DNR DRO n-Hydrocarbon Standard Price on request 51120 Column Evaluation Mix ASTM D-5134 Price on request