2,2',3,4,5'-Pentachlorobiphenyl (87) Back Catalog number: 66087 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79349 Methidathion Price on request 19494 EPA Method 524 & 624 - Internal Standard Price on request 673507 Chlorothalonil, 10.0 µg/ml, Ethyl acetate, 10ml Price on request