Piperonyl butoxide Back Catalog number: 94476 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59388 Mercury (Hg) Price on request 3433.11-100 MCPB, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 94-81-5 Price on request 66033 2',3,4-Trichlorobiphenyl (33) Price on request