4-Nitrophenol, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 679900 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2609.20-200-T 1,2,3,3a,4,5,6,7,8,9,9a,10,11,12-Tetradecahydroperylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 7594-86-7 Price on request 2611.22 5,6,7,8,9,10-Hexahydrobenz[ghi]perylene, Please inquire, Solvent-, Unit , # of units-, Cas.no. 35281-51-7 Price on request 96221 Piperonyl butoxide Price on request