1,2,4,5,7,8-Hexachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-72S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677950 Tetrachlorvinphos, 250mg Price on request 685692 Formaldehyde-2,4-DNPH, 1000µg/ml in Acetonitrile, 5ml Price on request ACQ-SE05-030 Ethanol standard in serum,0.5g/L,serum, 3mL Price on request