EPA Method 555 Herbicide Standard Back Catalog number: 83600 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2087.6-K-ME 4-Nitrophenol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 100-02-7 Price on request N-11226-1G Bis(2-ethylhexyl)phthalate, 1g Price on request 90873 Trichlorphon Price on request