Pyrene Back Catalog number: 94004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PN-48S 2,3,6,7-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane Price on request 9059.7-K-IP 3,4,5-Trichloroguaiacol , 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 57057-83-7 Price on request PCN-WD PCN Window Defining Solution/Mixture, 1.2ml, nonane Price on request