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copper alloys arsenic content scopethis method impurity arsenic copper arsenic noodle quality improver sodium formaldehyde sulfoxylate scopethis standard l- ultra-high performance liquid chromatography method
GB/T 5121.7-2008 in English

GB/T 5121.7-2008 in English

VALID

Methods for chemical analysis of copper and copper alloys - Part 7: Determination of arsenic content

  • Issued on:2008-06-17
  • Implemented on:2008-12-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $150.00
$146.00
Standard No: GB/T 5121.7-2008
Document status: VALID
Title in English: Methods for chemical analysis of copper and copper alloys - Part 7: Determination of arsenic content
Title in Chinese: 铜及铜合金化学分析方法 第7部分:砷含量的测定
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 2008-06-17
Implemented on: 2008-12-01
Superseding: GB/T 13293.5-1991 Higher purity copper cathode. Determination of arsenic content. Heteropoly arsenomolybdic acid-crystal violet spectrophotometric method
GB/T 5121.7-1996 Copper and copper alloys-Determination of arsenic content
ICS Classification: 77.120.30-Copper and copper alloys
Chinese Classification: H13-Heavy metals and their alloys analysis method
Professional Classification: GB-National Standard
Related Keywords: copper alloys
arsenic content scopethis method
impurity arsenic
copper
arsenic
Related Topics: Arsenic content standard
Copper Alloy Standard
Arsenic content
Gold Chemical Analysis Methods
Arsenic content
Total Copper Analysis
Arsenic Analysis
copper zinc arsenic alloy
Analysis of Trace Copper Content
Arsenic Analysis Test Method
Arsenic Analysis Test Method
Determination of Arsenic Content
Copper oxide copper content determination method
Composition and content analysis
Copper alloy chemical analysis method
GB/T 5121.7
GB/T 5121.7-1996
GB/T 5121.7-2008
Blister copper chemical analysis method gold palladium content
Copper and Copper Alloys
copper alloy
Common electrochemical analysis tests and applications
Determination methods for arsenic and its compounds
National standards for copper and arsenic content in plants
Copper and copper alloy latest
Chemical analysis methods for copper and copper alloys
European standard copper alloy analysis method
Arsenic Copper Alloy Standard
Analysis methods for arsenic and its compounds
Copper hydroxide content analysis method
Determination method of cupric chloride content
Method for analyzing the components of compounds containing benzene groups

《GB/T 5121.7-2008铜及铜合金化学分析方法 第7部分:砷含量的测定》由TC243(全国有色金属标准化技术委员会)归口,TC243SC2(全国有色金属标准化技术委员会重金属分会)执行,主管部门为中国有色金属工业协会。
GB/T5121《铜及铜合金化学分析方法》共有27部分。本部分为第7部分。本方法规定了铜及铜合金中砷含量的测定方法。本方法适用于铜及铜合金中砷含量的测定,测定范围:0.00005%--0.0010%。本部分代替GB/T5121.7―1996《铜及铜合金化学分析方法 砷量的测定》和GB/T13293.5―1991《高纯阴极铜化学分析方法 砷钼杂多酸�步峋ё戏止夤舛确ú舛ㄉ榱俊贰1静糠钟耄牵拢�T5121.7―1996、GB/T13293.5―1991相比,主要变动如下:
―――方法一是对GB/T13293.5―1991的修订,采用“氢化物发生�参奚�散原子荧光光谱法”代替原标准“砷钼杂多酸�步峋ё戏止夤舛确ā保�
―――方法二是对GB/T5121.7―1996的修订,补充了质量保证和控制条款,增加了精密度条款;
―――增加了方法三:等同采用国际标准ISO3220:1975《铜和铜合金―――砷量的测定―――光度法》。


Scope

This method specifies the method for the determination of arsenic in copper and copper alloys. Method 1 Hydride generation - non-dispersive atomic fluorescence spectrometry: measurement range: 0.00005% ~ 0.0010%. Method two blue spectrophotometry: measurement range: > 0.0010% ~ 0.10%. Method Three photometric method: This method is suitable for the determination of arsenic as an alloying element or impurity arsenic in copper and copper alloys listed in ISO international standards.

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