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GB/T 27679-2011Copper, lead, zinc and nickel concentrates -- Experimental methods for checking the precision of sampling (English PDF)

铜、铅、锌和镍精矿检查取样精密度的实验方法

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Issued by

Standardization Administration of China

Level / Type

National · Recommended

Issue date

December 30, 2011

Implementation date

October 1, 2012

Scope

GB/T 27679-2011 is the English-translated version of 铜、铅、锌和镍精矿检查取样精密度的实验方法.

GB/T 27679-2011 — This standard specifies the copper, lead, zinc and nickel concentrate sampling, sample preparation, chemical analysis, physical testing and measurement of moisture and other precision inspection the method, according to the ISO 12743 regulations, in the form of standard deviation represents precision.

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Document preview — GB/T 27679-2011

National Standard of the People's Republic of China

ICS: 77.120.01
Classification: D 42

Issued by: Standardization Administration of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the copper, lead, zinc and nickel concentrates sampling, sample handling, chemical analysis, physical testing and moisture inspection methods such as precision, according to IS0 12743 requirements expressed in standard deviation precision.

Document data

International classification (ICS): 77.120.01.

Chinese classification (CCS): D42.

Estimated length of the Chinese original: 17,122 words.

Adopted international standard: ISO 12744-2006 (E), IDT.

Standards quoted by this document

ISO 12743

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 11 pages — is available in the English PDF.

Referenced standards

Normative references

ISO 12743

Cited by

GB/T 46596-2025Copper, lead, zinc and nickel concentrates - Sampling of slurries

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