EPA Method 555 Herbicide Standard Back Catalog number: 83600 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1539.12-K-TX5 2-Aminobiphenyl-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 344298-97-1 Price on request 673392 Monolinuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request 2136.21-K-IO Tri-p-tolylphosphate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 78-32-0 Price on request