PAH Native Stock Solution, 1.2ml, toluene

Caffeine-d3 (1-methyl-d3), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 26351-03-1

Dibenzo[a,e]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5385-75-1

PCB No. 126, 10µg/ml in Isooctane, 10ml