Calibration Standard Mix 4

4-(tert-Octyl)phenol, 100µg/ml in MeOH, 1ml

2,3,3',4,6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Carbophenothion, 10.0 µg/ml, Ethyl acetate, 10ml