Isobutene Back Catalog number: 72431 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2030.12-50-T 1-Chlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 39227-53-7 Price on request 673774 Cyflufenamid, 10 µg/ml, Ethyl acetate, 10ml Price on request C15419800 Naphthalene-1-aldehyde, 100mg Price on request