1-Butene Back Catalog number: 71677 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97625 Phthalate Standard Price on request 97316 tert-Amyl methyl ether Price on request 8855.6-K-IO 2-Methoxy-3-methyl- and 2-methoxy-5-methylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request