2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Back Catalog number: 66128 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended WP-ISS Internal Standard Solution, 1.2ml, nonane Price on request 677550 Etridiazole, 10.0 µg/ml, Cyclohexane, 10ml Price on request D3437 4,5-Dichloroaniline-2-sulfonic Acid, 25g Price on request