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GB/T 5121.9-2008Methods for chemical analysis of copper and copper alloys -- Part 9: Determination of iron content (English PDF)

铜及铜合金化学分析方法第9部分：铁含量的测定

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Issued by

Standardization Administration of China

Level / Type

National · Recommended

Issue date

June 17, 2008

Implementation date

December 1, 2008

Scope

GB/T 5121.9-2008 is the English-translated version of 铜及铜合金化学分析方法第9部分：铁含量的测定.

GB/T 5121.9-2008 — This method specifies the method for determination of copper and copper alloys in the iron content. This method is applicable to the determination of copper and copper alloy iron content. Measurement range. 0.0001% to 0.0020%.

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Document preview — GB/T 5121.9-2008

National Standard of the People's Republic of China

ICS: 77.120.30
Classification: H 13
Replacing: GB/T 5121.9-1996; GB/T 13293.7-1991

Issued by: Standardization Administration of China

What this standard covers1
Document data2

What this standard covers

This standard specifies the method for determination of copper and copper alloys of iron content. This method is suitable for the determination of copper and copper alloy iron content. Measurement range: 0. 0001% to 0. 0020%. Method two 1, 10-phenanthroline spectrophotometric method for the determination of the method specified copper and copper alloys of iron content. This method is suitable for the determination of copper and copper alloy iron content. Measurement range 0. 0015% to 0. 50%. Method three dichromate method This method provides for the determination of copper and copper alloys of iron content. This method is suitable for the determination of copper and copper alloy iron content. Measuring range: > 0. 50% ~ 7. 00%.

Document data

International classification (ICS): 77.120.30.

Chinese classification (CCS): H13.

Estimated length of the Chinese original: 16,141 words.

Adopted international standard: ISO 4748-1984, MOD; ISO 1812-1976, MOD.

Supersedes the earlier edition GB/T 5121.9-1996; GB/T 13293.7-1991.

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

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