Chlorpyrifos, 1000µg/ml in Hexane 1ml Back Catalog number: 81403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680690 2,3-Dimethylphenol, 100 µg/ml, Acetonitrile, 5ml Price on request 673278 Famoxadone, 10.0 µg/ml, Acetonitrile, 10ml Price on request 54132 Total Kjeldahl Nitrogen as N Price on request