Copper (Cu) Back Catalog number: 57729 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3851.13-K-ME (±)-Ibuprofen-d3 (?-methyl-d3),1000 µg/mL,MeOH,1mL, Price on request 70170 Endrin Price on request 677943 n-Heptyltin trichloride, 1000 µg/ml, Methanol, 5 Price on request