cis-2-Butene Back Catalog number: 72428 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10135.45-K-IO 4-n-Nonylphenol pentadecaethoxylate Price on request 1558.6-K-ME n-Hexane-d14, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 21666-38-6 Price on request 59478 Nitrite (NO2-) as N Price on request