Internal Standard Solution, 1.2ml, nonane Back Catalog number: NK-IS-J5 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 32641 1,2-Dichlorotrifluoroethane Price on request 673256 Diflubenzuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request 10019R CLP Semi-Volatile Internal Standard Price on request