Ibuprofen, 100 µg/ml, Methanol, 1ml Back Catalog number: 681069 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 51061 ASTM D-4815 Calibration Mix #4 Price on request 2002.12-10MG 2,3',4,4',5-Pentachlorobiphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 31508-00-6 Price on request PBB-MXA Native PBB Solution/Mixture, 1.2ml, nonane Price on request