Imidazole, 250mg Back Catalog number: 680963 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 56332 EPA Method 200.8 Internal Standard Price on request 59010 Anions Mix 2, varied µg/ml in Water, 100ml Price on request 72810 Heptadecafluorooctanesulfonic acid, 1000µg/ml in MeOH, 1ml Price on request