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 50692 200.7/6010/200.5 Custom Mix Price on request 66163 2,3,3',4',5,6-Hexachlorobiphenyl Price on request 59948 Metals Mix - 1 Price on request