Pyrene Back Catalog number: 79663 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71582 2,3,4-Trichlorophenol-PFB derivative Price on request 680170 Dimethyl trisulfide, 1ml Price on request 3605.5-1ML DL-3-Methyl-2-butanol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 598-75-4 Price on request