EPA Method 552.1 - Surrogate Standard Back Catalog number: 31056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97369 Radiello Mix #2 Price on request 679109 4,4'-DDT, 10.0 µg/ml, Cyclohexane, 10ml Price on request 675687 D3-Flonicamid, 5mg Price on request