Internal Standard Solution, 1.2ml, nonane Back Catalog number: NK-IS-J5 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 675630 Metconazole, 10 µg/ml, Ethyl acetate, 10ml Price on request 15900-2671D-10CY5 alpha-HCH-d6, 10µg/ml in Cyclohexane, 5ml Price on request 674122 trans-Chlordane, 10mg Price on request