Copper (Cu) - 7 PPM Back Catalog number: 50744 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1513.19 11-Methylbenz[a]anthracene, Please inquire, Solvent-, Unit , # of units-, Cas.no. 6111-78-0 Price on request 70911 1,2-Dinitrobenzene, 1000µg/ml in MeOH, 1ml Price on request 11154.17-10MG (-)-Scopolamine-d3 hydrobromide trihydrate,neat,neat,10mg, Price on request