EPA Method 8240A - Purgeable Surrogate Std Back Catalog number: 24002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PFMES Sodium trifluoromethanesulfonate, 50µg/ml in MeOH, 1,2ml Price on request 10864.10-5MG Serotonin-13C2, 15N Price on request 2582.30-50-T Dibenzo[cde:opq]rubicene, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 175289-30-2 Price on request