Fenoxasulfone, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 682356 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 92313 EPA Method 525 Spike B Price on request 12035.19-100-AN 4-ANPP,100 µg/mL,acetonitrile,1mL, Price on request 92469 Surrogate Standard Price on request