Copper (Cu) - 5 PPM Back Catalog number: 50592 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 35004 EPA Method 502.2/524.2 Volatile Standard Price on request 9334.16-100-IO Octahydro-tetramethyl-naphthalenylethanone, 100µg/ml in isooctane, 1ml Price on request 79696 Pyrene-d10, 1000µg/mL in acetonitrile, 1ml Price on request