EPA Method 8040 - Surrogate Standard Mix Back Catalog number: 80413 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678459 Pirimiphos-ethyl, 100 µg/ml, Acetonitrile, 5ml Price on request 54119 pH 6.0 Standard @ 25°C Price on request 58351 Antimony (Sb) Price on request