PAH-Mix 3, in Cyclohexane, 10ml

EPA Method 8260 - Purgeable Internal Standard

4-Bromo[13C6]phenol, 1.2ml x 100ug/ml, toluene

2,2',3,4',5,5',6-Heptachloro-4-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene