Pyrene Back Catalog number: 94004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9400.19-K-ME Doxepin hydrochloride (cis+trans) Price on request 2311.12-100-CY Carbofuran, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1563-66-2 Price on request 53100 ICP-MS Verification Standard #1 Price on request