4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml Back Catalog number: CLM-1281-1.2 Availability: In the manufacturer's stock Price on request - + Recommended 92301 Pesticide Mix #3 Price on request 63034 2’,3,5-Trichlorobiphenyl Price on request MDF-12378 1,2,3,7,8-Pentachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request