EPA 1620 Standard 3 Back Catalog number: 52141 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93615 PAH Standard Price on request MBP-156 2,3,3',4,4',5-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 53060 LPC Solution Set- Method 200.7 section 7.8 Price on request