Pyridoxine-d5 (Major), 1mg

Dibenzo[b,k]chrysene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 217-54-9

Dibenz[a,c]acridine, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 215-62-3

EPA Method 552,552.1,552.2 Internal Std