D-Phenothrin, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678455 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677979 Methidathion, 100 µg/ml, Toluene, 1ml Price on request 53145 Method 200.8/1638/1640 Internal Standard Price on request 677300 Caffeine, 250mg Price on request