Primary Calibration FID (EPH) Rev 1.0 Back Catalog number: 91785 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-247-S 2,4,7-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request S-4320-2-T PAH Stock Solution 3, 2µg/ml in Toluene, 1ml Price on request 0059.19-10MG 6H-Benzo[cd]pyren-6-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 3074-00-8 Price on request