CCME PAH Calibration Standard Back Catalog number: 60034 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-513LCSS Labelled TCDD/TCDF Spiking Solution, 1.2ml, nonane Price on request 71396 4-Chloro-3-nitrobenzotrifluoride Price on request 680144 Fluazifop-methyl, 50mg Price on request