Pesticide Standard Back Catalog number: 94285 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674844 Piperonyl butoxide, 100mg Price on request 97782 Organic Standard Price on request 2331.11-K-HX (2-Methylbutyl)benzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 3968-85-2 Price on request