Copper (Cu) Back Catalog number: 57429 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9187 Pyridine Price on request 3101.12-50-IO 3,4,5-Tribromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 115245-08-4 Price on request 70168 Endosulfan II Price on request