D8-4,4'-DDD, 100 µg/ml, Acetone, 1ml Back Catalog number: 684690 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended EN-1948CSAV Calibration Kit; Alternate Volume, 6 x 200ul, nonane Price on request 677471 Trichlorfon, 250mg Price on request 673229 Chloridazon, 100 µg/ml, Acetonitrile, 5ml Price on request