Chlorpyrifos, 1000µg/ml in Hexane 1ml Back Catalog number: 81403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59964X Calibration Std. #1 Price on request 8732.30-K-IO Di-n-undecyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3648-20-2 Price on request 680070 Ioxynil-methyl, 100mg Price on request