GC/MS Calibration Standard Back Catalog number: 43026 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71779 2,5-Dimethylbenzyl chloride Price on request 3H153 2,2',4,4',5,5'-Hexachloro-3-biphenylol, 1.2ml x 50ug/ml, nonane Price on request 8537.16-100-IO n-Butyl iso-butyl phthalate (n-Butyl 2-methylpropyl phthalate), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17851-53-5 Price on request