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 678965 Pyrene, 100 µg/ml, Cyclohexane, 1ml Price on request 680850 5-Hydroxy-2,4-D, 10mg Price on request 682580 Tribufos, 100 µg/ml, Acetonitrile, 5ml Price on request