Calibration Standard Mix 4

2-Methylquinoxaline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

3,5,6-Trichloro-2-pyridinole, 100 µg/ml, Methanol

Hexachlorobenzene (HCB), 10µg/ml in CY, 10ml