Aroclor 1221 & Tetrachloro-m-xylene Back Catalog number: 95402 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended T412150 Thymine, 25g Price on request 678398 alpha-Endosulfan, 100 µg/ml, Acetonitrile, 5ml Price on request 98848 4,4’-DDE Price on request