Afidopyropen, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 681308 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30102 EPA Method 551.1 Surrogate Standard Price on request 673214 Butocarboxim-sulfoxide, 10.0 µg/ml, Acetonitrile, Price on request I901680 Isosorbide, 1g Price on request