n-Butane Back Catalog number: 73647 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9432.21-100-CY trans-Permethrin (isomer mix) Price on request 31252 1,1-Dichloropropanone-2 Price on request 2931.8-100-IO 3,6-Dichloro-2-methoxy-d3-benzoic Acid, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 349553-95-3 Price on request