Verification II Standard 2 Back Catalog number: 52020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-27-S 2,7-Dichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 2329.10-K-HX 2-Isopropyl-1-methylbenzene (o-Isopropyltoluene), 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 527-84-4 Price on request 676223 4-Methylimidazole, 100mg Price on request