Pyrene Back Catalog number: 90981 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ACQ-SE13-115 Ethanol standard in serum,1.3g/L,serum, 1.5mL Price on request 2336.11-K-HX n-Pentylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 538-68-1 Price on request 10006R CLP Semi-Volatiles - Benzidines Price on request