2-Methyl-1,3-butadiene Back Catalog number: 92663 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1007.8-1ML Ethylphenylsulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 622-38-8 Price on request 32931 n-Heptane Price on request 2244.34-50-5MX Fumonisin B1, 50µg/mL, Solvent-acetonitrile/water (50/50), Unit 5mL, # of units-1, Cas.no. 116355-83-0 Price on request