1-Pentene Back Catalog number: 71983 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3773.6-K-IO 2,6-Dimethylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 108-50-9 Price on request DFP-IS-B10 Mass-Labelled PCDD & PCB Internal Standard Solution, 1.2ml, nonane Price on request 684793 Carboxin-sulfoxide, 100 µg/ml, Acetonitrile, 1ml Price on request