EPA Method 507/525 Analytes Mix #2 Rev.1

2,2',3,3',4,4',6,6'-Octachlorobiphenyl,100 µg/mL,isooctane,1mL,

4-n-Octylphenol monoethoxylate,10 µg/mL,acetone,1mL,

2,3',4,4',5,5'-Hexachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 52663-72-6