Copper (Cu) Back Catalog number: 57729 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1280.30-10MG Lupeol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 545-47-1 Price on request 3354.10-100 2,4-DB, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 94-82-6 Price on request 1403.7-1G o-Cresol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 95-48-7 Price on request