Trichloroethene, 100 µg/ml, Methanol, 5ml

1,1,1-Trichloro-2-[2-chloro(13C6)phenyl]-2-[4-chloro(13C6)phenyl]ethane, 1.2mL x 100ug/mL, nonane

3,4,4'-Trichlorobiphenyl

Nitrite (NO2-) as N