1-Butene Back Catalog number: 71677 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8860.8-K-IO 2-Methylthio-3-isopropylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request 70329 Benzal chloride Price on request 679226 D9-Tulobuterol hydrochloride, 10mg Price on request