Tetrapentyltin Internal Standard Back Catalog number: 82489 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3447.5-100 Methomyl, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 16752-77-5 Price on request 56063 Europium (Eu) Price on request TCHLORD trans-Chlordane (g), 1.2mL x 100ug/mL, nonane Price on request