Bronze fire-resistance. Method for the determination of lead
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Praseodymium and its oxide. Method of determination of rare-earth elements oxides
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Rare-earth metals and their oxides. Method of determination of titanium
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Rare-earth metals and their oxides. Method of determination of vanadium
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Praseodymium, neodymium, terbium, holmium, erbium and their oxides. Method of determination of chromium
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Rare-earth metals and their oxides. Method of determination of molybdenum and tungsten
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