Tetrapentyltin Internal Standard Back Catalog number: 82489 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70604 Cypermethrin, 1000µg/ml in Acetonitrile, 1ml Price on request 3380.19-100 Diflufenican, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 83164-33-4 Price on request 54153 Inorganic Nutrients Price on request