Copper (Cu) Back Catalog number: 57429 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93877 Agent Breakdown Sub-Mix #1 Price on request MPN-24 1,4,6-Trichloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane Price on request 71648 Propionic acid isobutyl ester Price on request