EPA Method 1666 Standard #1 Back Catalog number: 82449 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C16173200 Phthalic acid, bis-hexyl ester, certified, 0.1g Price on request 678443 Naled, 100 µg/ml, Acetonitrile, 5ml Price on request MBP-188 2,2',3,4',5,6,6'-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request