EPA Method 624Mix #1 - Purgeables Back Catalog number: 40021 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended S-4141-75-10IO Nitrogen Calibration Set-High Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Carbazole Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4141-0 Blank S-4141-03 Price on request 683847 Fenfuram, 100 µg/ml, Acetonitrile, 5ml Price on request 681581 Trichloroacetic acid, 250mg Price on request