GB - Chinese national standards

Chemical analysis method of rare earth concentrates - Part 2Determination of oxide thorium content

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Chemical analysis methods for rare earth concentrates—Part 3: Determination of calcium oxide content

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Chemical analysis methods of rare earth concentrates - Part 4Determination of niobium oxide, zirconium oxide and titanium oxide contents - Inductively coupled plasma atomic emission spectrometry

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Chemical analysis methods of rare earth concentrates - Part 5Determination of aluminum oxide content - Inductively coupled plasma atomic emission spectrometry

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Chemical analysis methods of rare earth concentrates - Part 6Determination of silicon oxide content

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Chemical analysis methods of rare earth concentrates - Part 7Determination of iron oxide content - Potassium dichromate titration

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Chemical analysis methods for rare earth concentrates—Part 8: Determination of rare earth oxide contents and distribution

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Chemical analysis methods for rare earth concentrates—Part 9: Determination of phosphorus pentoxide content

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Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 1: Determination of cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yttrium contents in lanthanum metal and oxide

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Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Holmium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, erbium, thulium, ytterbium, lutetium and yttrium contents

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