N,N-Dimethylsulfamide, 100 µg/ml, Acetonitrile,

Meptyldinocap, 100 µg/ml, Acetonitrile, 1ml

2,2',3,4,4',5,5'-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

EPA Method 1666 Standard #2