Piperonyl butoxide Back Catalog number: 94476 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11019.30-5UG 17?,18?(H),21ß(H),17-methyl-28-norhopane,neat,neat,ca. 5 µg, Price on request 675478 Acequinocyl-hydroxy, 100 µg/ml, Acetonitrile, 1m Price on request 678386 Dialifos, 100 µg/ml, Acetonitrile, 1ml Price on request