Pyrene Back Catalog number: 79038 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2298.5-1G Methylsuccinic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 498-21-5 Price on request 70948 1,3-Diethylbenzene Price on request 70692 Fluchloralin Price on request