1,2,3,5,7,8-Hexachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-69S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677751 4-Ethylguaiacol, 100 µg/ml, Acetonitrile, 1ml Price on request 676964 Penthiopyrad, 25mg Price on request 677304 Dimethachlor ESA sodium salt, 100µg/ml, Acetonitrile, 1ml Price on request