4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678378 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 70117 1,2-Dibromo-3-chloropropane Price on request 73309 Methyl 11-eicosenoate (C20:1n-9) Price on request DF-236-S 2,3,6-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request