Dichlone, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 675134 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended XA20565000AL Benzo[b]fluoranthene, 100µg/mL in Acetonitrile, 1ml Price on request 666 Fentanyl impurity A, 25mg Price on request 92559 EPA Method 624 Internal / Surrogate Standard Price on request