EPA Method 8141 Standard Rev 1 Back Catalog number: 98131 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50024 Common Anions Custom Mix #2 Price on request 679296 Chrysene, 10.0 µg/ml, Acetonitrile, 10ml Price on request 50751 Multi-Component Mix Price on request