Atrazine, 100 µg/ml, Methanol, 1ml Back Catalog number: 679464 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DD-1289-S 1,2,8,9-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Price on request 8992.20-2MG 5-cis,8-cis,11-cis-Eicosatrienoic acid , Approx. 2mg in approx. 0,5mL methanol, Solvent-, Unit , # of units-, Cas.no. 20590-32-3 Price on request 678504 Sulfotep, 100 µg/ml, Acetonitrile, 1ml Price on request