Piperonyl butoxide, certified, 0.1g Back Catalog number: C16240000 Availability: In the manufacturer's stock Price on request - + Recommended MDF-12346789 Octachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 2129.12-100-IOX10 Arochlor 1260 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11096-82-5 Price on request 79122 n-Nonane Price on request