Custom Metals Standard Back Catalog number: 50450 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50460 Copper AA Standard (Cu) Price on request 677726 Alkylphenol-Mix 1, 100 µg/ml, Acetonitrile, 10ml Price on request BDD-1378 1,3,7,8-Tetrabromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request