EPA Method 602 - Surrogate Standard Back Catalog number: 19097 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674862 Dihexadecyldimethylammonium bromide, 100mg Price on request R509800 Rilpivirin, 25mg Price on request 52055 Mixed Calibration Standard 3 Price on request