EPA 1638Mix A Back Catalog number: 52144 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2414.15-K-5ACX5 4-n-Nonylphenol-2,3,5,6-d4-OD, 1000µg/mL, Solvent-acetone, Unit 5mL, # of units-5, Cas.no. 358730-95-7 Price on request 679571 N-Acetyl AMPA, 25mg Price on request 676613 Metolachlor OA, 100 µg/ml, Acetonitrile, 1ml Price on request