2,2',4,5'-Tetrachlorobiphenyl (49) Back Catalog number: 66049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680610 Butyl benzoate, 1000mg Price on request 73030 Phentermine Price on request BPF 4,4'-Dihydroxydiphenylmethane, 1.2ml x 50ug/ml, methanol Price on request