Copper (Cu) - 7 PPM Back Catalog number: 50744 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4M134 2,2',3,3',5,6-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 73568 Fenchlorphos oxon Price on request M294850 5-Methylcytidine, 100mg Price on request