EPA Method 8140/8141 Analytes Back Catalog number: 81400 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59054 ICP Calibration Mix Price on request 673835 Amidosulfuron, 100mg Price on request 2158.10-K-IO 1,2,4,5-Tetramethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 95-93-2 Price on request