Semi-Volatile Mix #1

Calibration Standard Mix 3

3,3',4,4'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 32598-13-3

4,4'-DDE, 100 µg/ml, Methanol, 1ml