Copper (Cu) Back Catalog number: 50743 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 56155 Cesium (Cs) Price on request C3257.15-K-IO Methyl 9-trans-tetradecenoate, 1000ug/mL in IO, 1m Price on request 95413 2,4-Dinitrotoluene Price on request