1,2,3,4,6,7-Hexachloronaphthalene, 50µg/ml in nonane, 1,2ml Back Catalog number: PN-66S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 59043 TCLP Spike A Price on request 9352.10-K-ME L-Nicotine,1000 µg/mL,MeOH,1mL Price on request 71858 2,4’-Methoxychlor Price on request