525 Internal Standard Back Catalog number: 96263 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3371.10-100 Dichlofenthion, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 97-17-6 Price on request P-257S Bifenox, 100µg/ml in MeOH, 1ml Price on request 12107.7-100-AN Monocrotophos,100 µg/mL,acetonitrile,1mL, Price on request