Internal standard 2, 2000g/ml in MeOH, 1ml

Benzo[ghi]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 203-12-3

Oxadiazon,100 µg/mL,MeOH,1mL,

11-Methylbenz[a]anthracene,50 µg/mL,toluene,1mL,