EPA Method 8260 - Surrogate Standard Back Catalog number: 25002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97910 Diquat Price on request 18000-0587-10AN5 4´-Hydroxydiclofenac, 10µg/ml in Acetonitrile, 5ml Price on request 679688 Phorate-Mix 1, 10.0 µg/ml, Cyclohexane, 10ml Price on request