Interference Standard 4

n-Tetracosane, ?13C: -26.42, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 646-31-1

alpha alpha alpha-Trifluorotoluene, Calibration (Surrogate) Standard, 10000µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 98-08-8

PCB No. 2, 100µg/ml in Isooctane, 1ml