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Lanthanum, cerium, ytterbium, lutecium, yttrium and their oxides. Chemical-spectral method of determination of impurities in oxides of rare earth elements
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Silicocalcium. Method for the determination of calcium
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Hexagon slotted nuts with reduced width across flats, accuracy class. Construction and dimensions
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Duck meat (carcasses and their parts). Trade descriptions
Document status: Cancelled