Clopyralid methyl derivative Back Catalog number: 71229 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675333 Ethion, 100 µg/ml, Cyclohexane, 5ml Price on request 677805 Caproic acid, 1ml Price on request EPA-1613CS3 Calibration Verification Solution , 1ml, nonane Price on request