1,3-Butadiene Back Catalog number: 79332 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673249 Demeton-S-methyl-sulfone, 100 µg/ml, Acetonitrile Price on request 59732 Metals Mix #1 Price on request PN-36S 1,2,5,6-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request