EPA Method 548 Calibration Solution Back Catalog number: 30050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1627.8-K-ME Ethyl-ß-D-6-glucuronide-d5, 1000µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 681974 Carvedilol, 100mg Price on request 676013 D5-Acetochlor ESA sodium salt, 100 µg/ml, Water, Price on request