EPA Method 8240A - Purgeable Surrogate Std Back Catalog number: 24002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA12631000AL Diflufenican, 100µg/mL in Acetonitrile, 1ml Price on request 0886.13-500-IO 2-Methyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20928-02-3 Price on request 682464 2,5-Hexanedione, 1000mg Price on request