1,2,3,5,7-Pentachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-52S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 59447 Chemical Oxygen Demand Price on request 19362 EPA Method 525 - PAH Standard Price on request 51049 Unleaded Gasoline 93 Octane - ETOH Price on request