Copper (Cu) Back Catalog number: 58129 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10294.5-100-MEX5 N-Nitroso-L-proline Price on request 682834 2-Sulfobenzaldehyde sodium salt, 1000mg Price on request 0358.6-K-IO 2,4-Dimethylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 638-00-6 Price on request