EPA Method 555 Phenoxy-acids Herbicides Back Catalog number: 30555 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10249.13-50-ME 2,4-Dihydroxybenzophenone-13C6, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 131-56-6 (unlabelled) Price on request 1541.13-K-TX10 2-Aminofluorene-d11, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 34741-44-5 Price on request 55098 SDWA UV 254 Absorbance/ DOC Price on request