2,3,4,4'-Tetrachlorobiphenyl (60) Back Catalog number: 66060 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93110 Aroclor 1254 Price on request 680123 Nicotinic acid, 250mg Price on request 94008 EPA Method 8150 - Methyl Derivatives Price on request