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Terbium oxide
Properties: brown powder Melting point: 2337 ℃ Solution: insoluble in water, soluble in hot acids. Function: sensitizer for sensitivity of X-ray film; Magnetic material; Phosphor activator; Yttrium iron, yttrium aluminum garnet additives.
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Neodymium oxide
Description: mauve (also known as light blue) powder Melting point: approx. 1900℃ Solution: insoluble in water (or very slightly soluble in water), soluble in inorganic acids Role: ndfeb magnet; Glass colorant; Ceramic auxiliaries; Chemical catalyst; L
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Praseodymium oxide
Properties: black powder Melting point: 2042 ℃ Solution: soluble in acids, insoluble in water. Role: color glaze; Permanent magnet; Petroleum catalysis; Optical fiber.
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Cerium oxide
Properties: white, yellowish or russet powder Melting point: 1950 ℃ Dissolution: almost insoluble in water and acids Role: catalyst; Coatings to increase corrosion and aging resistance; Polishing powder or polishing fluid; Glass coloring and decoloriza
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Gadolinium oxide
Properties: white powder Melting point: 2330-20 ℃ Solution: insoluble in water, soluble in acid to produce corresponding salt. It can react with ammonia. Functions: magnetic material; Ceramic additives; X ray sensitized screen.
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Erbium oxide
Description: pink powder Melting point: 2387 ℃ Dissolution: slightly soluble in inorganic acids, insoluble in water. Role: nuclear reactor control material; Manufacture special glass; Glass colorant; Yttrium iron garnet additive.
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Dysprosium oxide
Properties: white powder Melting point: 2340 + 10 ℃ Dissolution: soluble in acids and ethanol Functions: magnetic material; Atomic energy industry, used as control rods for nuclear reactors; Some auxiliaries of ceramic materials.
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Yttrium oxide
Properties: white powder Melting point: 2410 ℃ Solution: insoluble in water and base, soluble in acids Function: iron and steel and nonferrous alloy additives; Applied to fluorescent materials; Various ceramic additives; High temperature protective coa
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