2,2',3,4,4',5,5',6-Octachlorobiphenyl (203) Back Catalog number: 66203 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675460 Bromodichloromethane, 100 µg/ml, Methanol, 5ml Price on request 79452 2,4’-DDT Price on request XA20950009CY PAH-Mix 9, 100µg/ml in Cyclohexane, 1ml Price on request