1,2,3,5,6,7-Hexachloronaphthalene,,,, Back Catalog number: 11784.10 Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 50077 Total Kjeldahl Nitrogen (N), 100µg/ml in Water, 100ml Price on request 59975 ICP-MS Calibration Standard #4 Price on request 50693 ICP Spike Solution Price on request