EPA Method 515.1Methyl Derivatives Back Catalog number: 30044 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2379.8-K-IP 2,4-Dichloro-3,5-dimethylphenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 133-53-9 Price on request 93927 Semi-Volatile Surrogate Standard Price on request 10378.20-K-ME EDDP perchlorate,1000 µg/mL (as pyrrolinium) ,MeOH,1mL, Price on request