Internal Standard Solution, 1.2ml, nonane Back Catalog number: NK-IS-J5 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 684661 Afoxolaner, 10mg Price on request 680925 Antipyrine, 10.0 µg/ml, Acetonitrile, 10ml Price on request 92771 Chlorophenols Standard Price on request