CLP Calibration Std. I Back Catalog number: 52149 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0724.12-K-IO 1,5-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 571-61-9 Price on request 91036 1-Methyl-2-pyrrolidinone Price on request DF-2-S 2-Chlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request