2,2',3,3',4',5,6-Heptachlorobiphenyl (177) Back Catalog number: 66177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended I901680 Isosorbide, 1g Price on request 673644 Myclobutanil, 100 µg/ml, Ethyl acetate, 5ml Price on request 53018 ICP-AES - Verification I Standard 2 Price on request