2,3',4,4',5',6-Hexachlorobiphenyl (168) Back Catalog number: 66168 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 67040 Vitamins Price on request 679378 Phorate-sulfone, 10.0 µg/ml, Cyclohexane, 10ml Price on request 10033 EPA Method 617/8080/8250/8270 - Analytes Price on request