Etirazetam

1,2,3,3a,4,5-Hexahydropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5385-37-5

PCB No. 170, 100µg/in Isooctane, 1ml

ISO 15753 Alternatively: Standard solution of 16 EPA-PAHs may be used, but this mixture also contain acenaphtylene S-4470-100-T EPA (=S-4063-100-T) 100µg each/mL in toluene; unit: 1x1mL