4,4'-DDD, 100 µg/ml, Methanol, 1ml Back Catalog number: 679457 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 96871 EPA 537 UCMR3 Calibration Mix 2 Price on request 673957 Fluometuron, 100 µg/ml, Acetonitrile, 5ml Price on request S-4037-K-IOX5 2-Bromothiophene in isooctane, Blank Units: 5x1mL ampoules Price on request