PAH Standard Back Catalog number: 92512 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-D Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 11839.21-100-IO Diphenyl isopropylphenyl phosphate, techn. isomer mixture,100 µg/mL,isooctane,1mL, Price on request 8202.X-1-05ME Azaspirazide 1,1.47 µM/L,MeOH,0.5mL, Price on request