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copper tungsten concentration concentrator thickeners f

  • UNSPSC Selector Tool APUC

    A selector tool to be used by suppliers and buying organisations preparing a catalogue for upload into PECOS; Updated on 10th September 2008 for use with Excel 2007.

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  • Nitrogen

    chemical element with atomic number 7 Nitrogen, 7 N General properties Appearance colorless gas, liquid or solid Standard atomic weight (A r, standard) [7001140064300000000 14.006 43, 7001140072800000000 14.007 28] conventional 7001140070000000000 14.007 Nitrogen in the periodic table Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen

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