3,4-Dichloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Trace Nitrogen in Low Boiling Solvent

Beauvericin, , Solvent-, Unit , # of units-, Cas.no. 26048-05-5

4,4'-DDT, 100 µg/ml, Acetonitrile, 5ml