Pyrene Back Catalog number: 70259 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672833 Bispyribac sodium salt, 100mg Price on request 3548.26-K-T 9,9'-Bifluorenylidene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 746-47-4 Price on request 70612 2,4-D, ethylhexyl ester Price on request