Cu @ 1000 µg/mL in 5% HNO3, 100ml Back Catalog number: VHG-PCUN-100 Availability: In the manufacturer's stock Price on request - + Recommended E4082-100ML FE4082 Tungsten for AAS 1g/L ,100LPF Price on request TOIC1M TOC/TIC Mixed Standard, 1000ppm each in Water, 500ml Price on request E3010-100ML FE3010 Chlorite for IC 1g/L ,100LFL Price on request