Piperonyl butoxide Back Catalog number: 94463 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3352.22-100-CY Cypermethrin, isomer mix, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. incl. 52315-07-8 Price on request 3735.12-100-IO 3,4,4'-Trichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 38444-90-5 Price on request 79110 4-Chlorophenyl phenyl ether Price on request