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ISO 11456:2025

ISO 11456:2025

ISO 11456:2025 Copper and zinc sulfide concentrates - Determination of silver content - Acid digestion and flame atomic absorption spectrometric or inductively coupled plasma optical emission spectrometric method

standard byInternational Organization for Standardization , 10/01/2025

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This document specifies an acid digestion and flame atomic absorption spectrometric (AAS) method, or inductively coupled plasma optical emission spectrometric (ICP-OES) method for the determination of the mass fraction of silver in copper and zinc sulfide concentrates.

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The method is applicable to concentrates having silver contents in the following ranges.

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— copper concentrates: 10g/t to 800g/t ;

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— zinc concentrates: 10g/t to 800g/t

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Published:

10/01/2025

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1 file , 4 Bytes

Note:

This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus

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