EPA Method 8081A Pesticide Standard A Back Catalog number: 92789 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 54115 Chloride (Cl-) Price on request 678378 4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml Price on request 675829 Endrin, 100 µg/ml, Toluene, 5ml Price on request