Internal Standard Solution, 1.2ml, nonane Back Catalog number: WP-ISS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 674487 Chlorpyrifos, 10.0 µg/ml, Acetonitrile, 10ml Price on request 675274 Pyriproxyfen, 100mg Price on request 8725.10-K-IO Diethyl adipate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 141-28-6 Price on request