Paraffins - ASTM 1319 Back Catalog number: 51097 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PN-17S 1,2,7-Trichloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 9651.32-5UG (22RS)-30-Bishomohop-21(22)-ene, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request 2574.26-100UG Benzo[a]pentacene (in vial for quick-preparation of solution), neat, Solvent-neat, Unit ca. 100µg, # of units-1, Cas.no. 239-98-5 Price on request