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Chalcogens
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#	Item
621	Medical Gasses COURSE AIMS The aim of the course is to introduce new members of staff or update existing staff with Add to Reading List Source URL: w-a-n-t.co.uk Language: English - Date: 2014-01-21 15:35:32 Oxygen Chalcogens Nonmetals Syllabus Chemistry Matter Periodic table
622	FlashEA 1112 – Analytical Troubleshooting Index Contents Add to Reading List Source URL: s3.ceelantech.com Language: English - Date: 2012-08-02 09:55:44 Periodic table Nonmetals Chalcogens Oxygen Helium Carbon Combustion Chemistry Matter Chemical elements
623	SELENIUM AND TELLURIUM By Robert D. Brown, Jr. Domestic survey data and tables were prepared by Lisa D. Miller, statistical assistant, and the world production tables were prepared by Ronald L. Hatch, international data Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2000-11-09 11:18:06 Chemical elements Chalcogens Metals Antioxidants Selenium Tellurium Non-ferrous metal Bismuth telluride Minor metals Chemistry Matter Periodic table
624	150 SELENIUM (Data in metric tons of selenium content, unless otherwise noted) Domestic Production and Use: Primary selenium was recovered from anode slimes generated in the electrolytic refining of copper. Three copper Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 1997-03-06 13:09:47 Periodic table Chalcogens Antioxidants Nonmetals Selenium Tellurium Oxide Bismuth Scrap Chemistry Matter Chemical elements
625	148 SELENIUM1 (Data in metric tons of selenium content, unless otherwise noted) Domestic Production and Use: Primary selenium was recovered from anode slimes generated in the electrolytic refining of copper. Two copper Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2003-02-11 14:05:48 Periodic table Chalcogens Dietary minerals Antioxidants Nonmetals Selenium Tellurium Bismuth Scrap Chemistry Matter Chemical elements
626	144 SELENIUM (Data in metric tons of selenium content, unless otherwise noted) Domestic Production and Use: Primary selenium was recovered from anode slimes generated in the electrolytic refining of copper. Two copper r Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2001-02-01 13:44:43 Periodic table Chalcogens Dietary minerals Antioxidants Nonmetals Selenium Tellurium Scrap Bismuth Chemistry Matter Chemical elements
627	SELENIUM AND TELLURIUM By Robert D. Brown, Jr. Primary selenium was produced domestically as a byproduct Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 1997-06-23 07:38:41 Chemical elements Chalcogens Antioxidants Nonmetals Selenium Tellurium Non-ferrous metal Bismuth Copper extraction techniques Chemistry Matter Periodic table
628	SELENIUM AND TELLURIUM By Robert D. Brown, Jr. Primary Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 1996-08-23 07:25:28 Chemical elements Chalcogens Metalloids Tellurium Selenium Non-ferrous metal Copper extraction techniques Bismuth Chemistry Matter Periodic table
629	Mineral Commodity Summareis[removed]Selenium Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2002-02-14 13:07:25 Periodic table Chalcogens Antioxidants Nonmetals Selenium Tellurium Bismuth Scrap Oxide Chemistry Matter Chemical elements
630	R:1_00&TELELEN.WPD Add to Reading List Source URL: minerals.usgs.gov Language: English - Date: 2002-04-30 10:06:28 Periodic table Chalcogens Metals Antioxidants Selenium Tellurium Minor metals Non-ferrous metal Tungsten Chemistry Matter Chemical elements

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