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Ammonium paratungstate
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1	Development of High-Efficiency Recycling Technology for Tungsten Research method X-ray absorption fine structure (XAFS) Add to Reading List Source URL: www.spring8.or.jp Language: English - Date: 2014-01-30 02:15:23 Superhard materials Analytical chemistry Chromatography Tungsten Ion-exchange resin Ion exchange Elution Adsorption Ammonium paratungstate Chemistry Tungsten compounds Carbides
2	Tungsten in Januray Through June 2014 Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2014-12-23 15:37:27 Carbides Superhard materials Chemical elements Transition metals Tungsten Ammonium paratungstate Tungstate Titanium carbide Ton Chemistry Matter Tungsten compounds
3 $Chemical elements / Refractory metals / Transition metals / Tungsten / Tungstate / Ammonium paratungstate / Chemistry / Matter / Tungsten compounds$	Tungsten in July Through September 2014 Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2014-12-29 12:18:26 Chemical elements Refractory metals Transition metals Tungsten Tungstate Ammonium paratungstate Chemistry Matter Tungsten compounds
4	Tungsten in December 2013 Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2014-10-09 14:15:10 Tungsten Tungstate Ammonium paratungstate Cemented carbide Chemistry Tungsten compounds Matter
5 $Chemical elements / Refractory metals / Transition metals / Transition metal oxides / Tungsten / Wolframite / Ammonium paratungstate / Trioxide / Oxide / Chemistry / Matter / Tungsten compounds$	Tungsten trioxide & suboxides SUMMARY OF DATA FOR CHEMICAL SELECTION Tungsten Trioxide & Suboxides BASIS OF NOMINATION TO THE NTP Add to Reading List Source URL: ntp.niehs.nih.gov Language: English - Date: 2014-11-11 13:04:33 Chemical elements Refractory metals Transition metals Transition metal oxides Tungsten Wolframite Ammonium paratungstate Trioxide Oxide Chemistry Matter Tungsten compounds
6 $Refractory metals / Transition metals / Tungsten compounds / Carbides / Tungsten / Molybdenum / Ammonium paratungstate / Titanium carbide / Tungstate / Chemistry / Matter / Chemical elements$	TUNGSTEN A. Commodity Summary More than 20 tungsten-bearing minerals are known, but the principle domestic ores used to produce ammonium Add to Reading List Source URL: www.epa.gov Language: English - Date: 2012-04-04 12:13:03 Refractory metals Transition metals Tungsten compounds Carbides Tungsten Molybdenum Ammonium paratungstate Titanium carbide Tungstate Chemistry Matter Chemical elements
7 $Refractory metals / Transition metals / Tungsten compounds / Carbides / Tungsten / Molybdenum / Ammonium paratungstate / Titanium carbide / Tungstate / Chemistry / Matter / Chemical elements$	TUNGSTEN A. Commodity Summary More than 20 tungsten-bearing minerals are known, but the principle domestic ores used to produce ammonium Add to Reading List Source URL: www.epa.gov Language: English - Date: 2012-04-04 12:13:03 Refractory metals Transition metals Tungsten compounds Carbides Tungsten Molybdenum Ammonium paratungstate Titanium carbide Tungstate Chemistry Matter Chemical elements
8	182 TUNGSTEN (Data in metric tons of tungsten, unless otherwise noted) Domestic Production and Use: In 1996, one mine in California produced tungsten concentrate. The mine operated at an annual rate well below capacity. Add to Reading List Source URL: minerals.er.usgs.gov Language: English - Date: 1997-03-12 08:47:51 Carbides Superhard materials Chemical elements Transition metals Tungsten Cemented carbide Ammonium paratungstate Korea Tungsten Company TaeguTec Chemistry Matter Tungsten compounds
9 $Refractory metals / Transition metals / Tungsten compounds / Carbides / Tungsten / Molybdenum / Ammonium paratungstate / Titanium carbide / Tungstate / Chemistry / Matter / Chemical elements$	TUNGSTEN A. Commodity Summary More than 20 tungsten-bearing minerals are known, but the principle domestic ores used to produce ammonium Add to Reading List Source URL: www.epa.gov Language: English - Date: 2012-04-04 12:13:03 Refractory metals Transition metals Tungsten compounds Carbides Tungsten Molybdenum Ammonium paratungstate Titanium carbide Tungstate Chemistry Matter Chemical elements
10	W Tungsten by Kim B. Shedd Annual Average Tungsten Price (Dollars per short ton unit) 400 Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 1999-10-05 12:02:50 Carbides Superhard materials Chemical elements Transition metals Palm Tungsten Tungsten Ore Ammonium paratungstate Wolframite Chemistry Matter Tungsten compounds

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