GB/T 6730.55-2019 Translated English of Chinese Standard. (GBT 6730.55-2019, GB/T6730.55-2019, GBT6730.55-2019): Iron ores - Determination of tin content - Flame atomic absorption spectrometric method

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https://www.chinesestandard.net, 20 ian. 2020 - 16 pagini
This Part of GB/T 6730 specifies the flame atomic absorption spectrometric method for the determination of the mass fraction in iron ores. This Part applies to mass fractions of tin between 0.001% and 0.015% in natural ores, iron ore concentrates and agglomerates, including sinter products.
 

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Foreword
3
Expression of results
10
Annex B Informative Derivation of repeatability and permissible tolerance
16

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