Ethofumesate, 250mg Back Catalog number: 674992 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended EPA-537IS EPA Method 537 Internal Standard Primary Dilution Standard (IS PDS), 1.2ml, methanol Price on request 0791.14-K-IO 9,10-Dihydrophenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 776-35-2 Price on request 678256 15N3-Atrazine, 100 µg/ml, Acetonitrile, 1ml Price on request