2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Back Catalog number: 63128 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9031 Bromoform Price on request 79384 n-Tetradecane Price on request 681309 4-Isopropylaniline, 100 µg/ml, Methanol, 5ml Price on request