EPA Method 508 - Performance Check Solution Back Catalog number: 19132 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9445.3-100 Dalapon, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 75-99-0 Price on request 15900-3355-100AN5 Metribuzin-desamino, 100µg/ml in Acetonitrile, 5ml Price on request 1798.20-1G Di-n-decyldisulfide, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 10496-18-1 Price on request