CLP Calibration Std. I Back Catalog number: 52149 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681632 N-Methyl-2-pyrrolidone, 5ml Price on request 675283 Pyridate, 250mg Price on request 9872.16-50-IO 2,9-Dimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17980-09-5 Price on request