2,3,3',4,4',5’,6-Heptachlorobiphenyl Back Catalog number: 63191 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70191 Fluridone Price on request 11671.12-100-IO 2,2',4-Trichlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 673574 Ethoxyquin, 100 µg/ml, Ethyl acetate, 5ml Price on request