EPA Method 200.8 Calibration Standard 2 Back Catalog number: 53334 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBP-3 4-Chloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 91036 1-Methyl-2-pyrrolidinone Price on request 675382 AMPA, 100 µg/ml, Water, 5ml Price on request