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GB/T 28020-2011 English PDF (GBT28020-2011)

GB/T 28020-2011 English PDF (GBT28020-2011)

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GB/T 28020-2011: Adornment -- Determination of baneful elements -- X-ray fluorescence spectrometric method
This standard specifies the X-ray fluorescence spectrometric detection method of baneful elements in adornment. This standard applies to the detection of baneful elements in the surface layer of the adornment made in various materials (except jewelry and jade).

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