2,3’,4,4’-Tetrachlorobiphenyl (66) Back Catalog number: 66066 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91793 Pesticide Standard Price on request 0622.27-100-IO alpha alpha alpha (20R)-Cholestane, 100µg/mLin Isooctane, 1ml Price on request 677920 Profluralin, 10.0 µg/ml, Ethyl acetate, 10ml Price on request