EPA Method 555 Herbicide Standard Back Catalog number: 83600 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9755.17-K-IO iso-Butyl n-pentyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 673710 Tolclofos-methyl, 100 µg/ml, Ethyl acetate, 5ml Price on request 681014 Kresoxim Metabolite 490M09, 10mg Price on request