Determination of Chemical Composition in Zircon-Refractory Material by MLD Method

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Abstract:

The contents of each element in the melting glass samples of zircon-refractory material were measured by X-ray fluorescence spectrometry. The samples were melted completely with uniform intensity. Then the incident ray absorption coefficient and the MLD coefficient of the solvents and samples were extracted by using the method of equivalent wavelength. Finally the chemical composition of zircon-refractory material was determined by MLD coefficient and normalization calculation method. The results are consistent with those obtained with the national standard method and the absolute value of error is less than 0.1%. The precision is comparative with the counting error of XRF analysis and the absolute value of the standard deviation is less than 0.05%, being much higher than national standard method. At the same time, this method is simple, easy to be operated.

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434-439

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January 2017

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© 2017 Trans Tech Publications Ltd. All Rights Reserved

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