EPA Method 645 Analytes Back Catalog number: 40059 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3787.7-K-IO 2,3,5-Trimethylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 14667-55-1 Price on request 675148 Chlorfenson, 100 µg/ml, Acetonitrile, 5ml Price on request 92532 Benzo(a)anthracene Price on request