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Position: Chinese Standard in English/GB/T 7731.3-2008
GB/T 7731.3-2008   Ferrotungsten - Determination of copper content - Bis(cyclohexanone)oxalyldihydrazone photometric method and flame atomic absorption spectrometric method (English Version)
Standard No.: GB/T 7731.3-2008 Status:valid remind me the status change

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Target Language:English File Format:PDF
Word Count: 3000 words Translation Price(USD):130.0 remind me the price change

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Implemented on:2008-11-1 Delivery: via email in 1~3 business day

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,,2008-11-1,1411381818545120AEFF20D6A7C4B
Standard No.: GB/T 7731.3-2008
English Name: Ferrotungsten - Determination of copper content - Bis(cyclohexanone)oxalyldihydrazone photometric method and flame atomic absorption spectrometric method
Chinese Name: 钨铁 铜含量的测定 双环己酮草酰二腙光度法和火焰原子吸收光谱法
Chinese Classification: H11    Steel and iron alloy analysis method
Professional Classification: GB    National Standard
Source Content Issued by: AQSIQ; SAC
Issued on: 2008-5-13
Implemented on: 2008-11-1
Status: valid
Superseding:GB 7731.3-1987 钨铁化学分析方法 双环己酮草酰二腙光度法测定铜量
Target Language: English
File Format: PDF
Word Count: 3000 words
Translation Price(USD): 130.0
Delivery: via email in 1~3 business day
本部分代替GB/T7731.3—1987和GB/T7731.15—1999。  本部分是对GB/T7731.3—1987《钨铁化学分析方法 双环己酮草酰二腙光度法测定铜量》和GB/T7731.15—1999《钨铁化学分析方法 火焰原子吸收光谱法测定铜量》的整合修订。本部分规定了双环己酮草酰二腙光度法和火焰原子吸收光谱法测定铜含量。本部分适用于钨铁中铜含量的测定。 本部分与GB/T7731.3—1987和GB/T7731.15—1999比较,主要进行了以下修改:
———测定范围(质量分数)由≤0.25%修改为0.030%~0.25%;
———铜含量(质量分数)由0.080% 允许差为0.008% 修改为0.030% ~0.080% 允许差为0.008%。
Code of China
Standard
GB/T 7731.3-2008  Ferrotungsten - Determination of copper content - Bis(cyclohexanone)oxalyldihydrazone photometric method and flame atomic absorption spectrometric method (English Version)
Standard No.GB/T 7731.3-2008
Statusvalid
LanguageEnglish
File FormatPDF
Word Count3000 words
Price(USD)130.0
Implemented on2008-11-1
Deliveryvia email in 1~3 business day
Detail of GB/T 7731.3-2008
Standard No.
GB/T 7731.3-2008
English Name
Ferrotungsten - Determination of copper content - Bis(cyclohexanone)oxalyldihydrazone photometric method and flame atomic absorption spectrometric method
Chinese Name
钨铁 铜含量的测定 双环己酮草酰二腙光度法和火焰原子吸收光谱法
Chinese Classification
H11
Professional Classification
GB
ICS Classification
Issued by
AQSIQ; SAC
Issued on
2008-5-13
Implemented on
2008-11-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
GB 7731.3-1987 钨铁化学分析方法 双环己酮草酰二腙光度法测定铜量
Language
English
File Format
PDF
Word Count
3000 words
Price(USD)
130.0
Keywords
GB/T 7731.3-2008, GB 7731.3-2008, GBT 7731.3-2008, GB/T7731.3-2008, GB/T 7731.3, GB/T7731.3, GB7731.3-2008, GB 7731.3, GB7731.3, GBT7731.3-2008, GBT 7731.3, GBT7731.3
Introduction of GB/T 7731.3-2008
本部分代替GB/T7731.3—1987和GB/T7731.15—1999。  本部分是对GB/T7731.3—1987《钨铁化学分析方法 双环己酮草酰二腙光度法测定铜量》和GB/T7731.15—1999《钨铁化学分析方法 火焰原子吸收光谱法测定铜量》的整合修订。本部分规定了双环己酮草酰二腙光度法和火焰原子吸收光谱法测定铜含量。本部分适用于钨铁中铜含量的测定。 本部分与GB/T7731.3—1987和GB/T7731.15—1999比较,主要进行了以下修改:
———测定范围(质量分数)由≤0.25%修改为0.030%~0.25%;
———铜含量(质量分数)由0.080% 允许差为0.008% 修改为0.030% ~0.080% 允许差为0.008%。
Contents of GB/T 7731.3-2008
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Keywords:
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