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Scientific Explorer: February 2014
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Sunday, February 23, 2014. History of The Periodic Table Part 6: The Future of the Periodic Table. The classic periodic table as shown below is now complete, or is it? Super-Heavy Elements Finally Fill In the Classic Periodic Table. 117) The discovery of this last element, ununseptium, was announced in 2010. Fittingly, it was a Russian team of scientists who discovered it by fusing berkelium (Z=97) with calcium (Z=20) in a series of reactions as shown below:. The Janet Left-Step Periodic Table. But first...
rareearth.ca
Home - HEFA Rare Earth Canada Ltd.
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Call 1-604-821-1884 Fax 1-604-821-1876. To find our new address, click on Contact us. Widely used in steel industry. High purity rare earth oxides. Purity up to 99.9999%. High purity rare earth metals. Purity up to 99.9999%. For high quality glass products. New products keep coming, please check back regularly. Silica Gel 60 for Column Chromatography. Zirconium products avaialbe now! Widely used in steel industry. Hydrogen Storage Alloy Powder. Our products by category. Rare Earth products by element.
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Praseodymium - Products - HEFA Rare Earth Canada Ltd.
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Call 1-604-821-1884 Fax 1-604-821-1876. Atomic no. 59, symbol Pr. Weight at 140.91, resembles the typical trivalent rare earths, however, it will exhibit a 4 state when stabilized in a zirconia host. The element is found in most all light rare earth derivatives. It is highly valued for ceramics as a bright yellow pigment in praseodymium doped zirconia because of its optimum reflectance at 560 nm. It is also used in the scintillator for medical CAT scans. Pigments; Glass; Ceramics. Magnets; Alloys; Targets.
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Products - HEFA Rare Earth Canada Ltd.
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Call 1-604-821-1884 Fax 1-604-821-1876. As a major rare earth products producer, Hefa has a full line of products. You can always navigate through the products using the menu on the left side. If you don't find what you need, please send us your requests. We do provide customized prducts. Rare earth products by element. Each element can be in the form of metal, oxide, chloride, carbonate, alloy etc. Rare earth metals in special shapes. Rare earth products by usage. Hydrogen Storage Alloy Powder.
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High purity rare earth oxides - Products - HEFA Rare Earth Canada Ltd.
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Call 1-604-821-1884 Fax 1-604-821-1876. Products - High purity rare earth oxides. High purity rare earth oxides. We provide High purity rare earth oxides up to 99.9999%. High Purity Lanthanum Oxide. High Purity Cerium Oxide. Other high purity oxide products are also available upon request.
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Facts - HEFA Rare Earth Canada Ltd.
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Call 1-604-821-1884 Fax 1-604-821-1876. What is rare earth.
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