Methylmalonic acid, 100 µg/ml, Acetonitrile, 1ml

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

Qualitative Peak ID Mixture 16 Analytes, each Wt.% as listed; units: 1x1 mL and 5x1mL neat Name Wt. % Name Wt. % Methylcyclopentane 4.0 Diisopropyl ether 4.0Methanol 7.3 Isobutanol

EPA Method 8120 - Chlorinated Hydrocarbons