EPA Method 525 Standard Back Catalog number: 94574 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677809 D6-Ethanol, 100 µg/ml, Acetonitrile, 1ml Price on request 1650.11-100-AC 1,1,1,3,10,11-Hexachloroundecane,100 µg/mL,acetone,1mL Price on request M4H159 2',3,3',4',5,5'-Hexachloro-4-[13C12]biphenylol, 1.2ml x 50ug/ml, toluene Price on request