Internal & Surrogate Standard 8260B

4,4'-Dichloro[13C12]biphenyl, 50.0µg/mL in Nonane/10% toluene, 1,2ml

Ethylene thiourea, 100 µg/ml, Acetonitrile, 1ml

Fluoranthene D10, 10µg/mL in Acetone, 10ml