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Position: Chinese Standard in English/GB/T 223.65-2012
GB/T 223.65-2012   Steel, iron and alloy - Determination of cobalt content - Flame atomic absorption spectrometric method (English Version)
Standard No.: GB/T 223.65-2012 Status:valid remind me the status change

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Standard No.: GB/T 223.65-2012
English Name: Steel, iron and alloy - Determination of cobalt content - Flame atomic absorption spectrometric method
Chinese Name: 钢铁及合金 钴含量的测定 火焰原子吸收光谱法
Chinese Classification: H11    Steel and iron alloy analysis method
Professional Classification: GB    National Standard
Issued by: AQSIQ,SAC
Issued on: 2012-12-31
Implemented on: 2013-10-1
Status: valid
Superseding:GB/T 223.65-1988 Methods for chemical analysis of iron, steel and alloy; The flame atomic absorption spectrometric method for the determination of cobalt content
Language: English
File Format: PDF
Word Count: 7000 words
Price(USD): 210.0
Delivery: via email in 1 business day
Steel, Iron and Alloy — Determination of Cobalt Content — Flame Atomic Absorption Spectrometric Method Warning: Persons using this part should be familiar with normal laboratory practice. This part does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user to establish appropriate safety and health practices and to ensure compliance with any national regulatory conditions. 1 Scope This part of GB/T 223 specifies a flame atomic absorption spectrometric method for the determination of the cobalt content in steel and iron. This part is applicable to the determination of cobalt contents between 0.003% (m/m) and 5.0% (m/m) in steel, iron and alloy. 2 Normative References The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 6379.1 Accuracy (Trueness and Precision) of Measurement Methods and Results — Part 1: General Principles and Definitions (GB/T 6379.1-2004, ISO 5725-1:1994, IDT) GB/T 6379.2 Accuracy (Trueness and Precision) of Measurement Methods and Results— Part 2: Basic Method for the Determination of Repeatability and Reproducibility of a Standard Measurement Method (GB/T 6379.2-2004, ISO 5725-2:1994, IDT) GB/T 6682 Water for Analytical Laboratory Use — Specification and Test Methods GB/T 12805 Laboratory Glassware — Burettes GB/T 12806 Laboratory Glassware — One-mark Volumetric Flask GB/T 12808 Laboratory Glassware — One-mark Pipettes GB/T 20066 Steel and Iron — Sampling and Preparation of Samples for the Determination of Chemical Composition (GB/T 20066-2006, ISO 14284:1996, IDT) ISO 5725-3 Accuracy (Trueness and Precision) of Measurement Methods and Results— Part 3: Intermediate Measures of the Precision of a Standard Measurement Method. 3 Principle Dissolution of a test portion in hydrochloric and nitric acids, and add perchloric acid until vapour appears. Spraying of the solution into an air-acetylene flame. Spectrometric measurement of the atomic absorption of the 240.7 nm spectral line emitted by a cobalt hollow cathode lamp. 4 Reagents During the analysis, unless otherwise stated, use only reagents of recognized analytical grade and only grade 2 water as specified in GB/T 6682. 4.1 Pure iron, containing less than 0.0003% (m/m) cobalt. 4.2 Pure nickel, containing less than 0.0003% (m/m) cobalt. 4.3 Hydrochloric acid, ρ about 1.19 g/mL. 4.4 Nitric acid, ρ about 1.42 g/mL. 4.5 Perchloric acid, ρ about 1.67 g/mL.
Foreword II 1 Scope 2 Normative References 3 Principle 4 Reagents 5 Apparatus 6 Sampling 7 Analytical Procedures 8 Expression of Results 9 Test Report Annex A (Normative) Procedures for the Determination of Instrumental Criteria Annex B (Informative) Additional Information on International Cooperative Tests Annex C (Informative) Graphical Representation of Precision Data
Referred in GB/T 223.65-2012:
*GB/T 6379.1-2004 Accuracy(trueness and precision) of measurement methods and results - Part 1: General principles and definitions
*GB/T 6379.2-2004 Accuracy (trueness and precision) ofmeasurement methods and results - Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
*GB/T 6682-2008 Water for analytical laboratory use - Specification and test methods
*GB/T 12805-2011 Laboratory glassware—Burettes
*GB/T 12806-2011 Laboratory glassware—One-mark volumetric flasks
*GB/T 12808-2015 Laboratory glassware - One mark piettes
*GB/T 20066-2006 Steel and Iron-Sampling and Preparation of Samples for the Determination of Chemical Composition
GB/T 223.65-2012 is referred in:
* JB/T 4385.1-1999 General specifications for open die forgings on hammer
* NB/T 47018.5-2011 Technical permission of welding materials for pressure equipment - Part 5: Stainless steel strip electrodes and fluxes for overlay welding
* GB/T 25825-2010 Rolls for hot strip mill and plate mill
* GB/T 9943-2008 High-speed tool steels
* NB/T 20009.7-2012 Welding Material for Pressurized Water Reactor Nuclear Power Plants-Part 7: Stainless Steel Wires and Filler Rods for Classes 1, 2, 3 Components
Code of China
Standard
GB/T 223.65-2012  Steel, iron and alloy - Determination of cobalt content - Flame atomic absorption spectrometric method (English Version)
Standard No.GB/T 223.65-2012
Statusvalid
LanguageEnglish
File FormatPDF
Word Count7000 words
Price(USD)210.0
Implemented on2013-10-1
Deliveryvia email in 1 business day
Detail of GB/T 223.65-2012
Standard No.
GB/T 223.65-2012
English Name
Steel, iron and alloy - Determination of cobalt content - Flame atomic absorption spectrometric method
Chinese Name
钢铁及合金 钴含量的测定 火焰原子吸收光谱法
Chinese Classification
H11
Professional Classification
GB
ICS Classification
Issued by
AQSIQ,SAC
Issued on
2012-12-31
Implemented on
2013-10-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
GB/T 223.65-1988 Methods for chemical analysis of iron, steel and alloy; The flame atomic absorption spectrometric method for the determination of cobalt content
Language
English
File Format
PDF
Word Count
7000 words
Price(USD)
210.0
Keywords
GB/T 223.65-2012, GB 223.65-2012, GBT 223.65-2012, GB/T223.65-2012, GB/T 223.65, GB/T223.65, GB223.65-2012, GB 223.65, GB223.65, GBT223.65-2012, GBT 223.65, GBT223.65
Introduction of GB/T 223.65-2012
Steel, Iron and Alloy — Determination of Cobalt Content — Flame Atomic Absorption Spectrometric Method Warning: Persons using this part should be familiar with normal laboratory practice. This part does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user to establish appropriate safety and health practices and to ensure compliance with any national regulatory conditions. 1 Scope This part of GB/T 223 specifies a flame atomic absorption spectrometric method for the determination of the cobalt content in steel and iron. This part is applicable to the determination of cobalt contents between 0.003% (m/m) and 5.0% (m/m) in steel, iron and alloy. 2 Normative References The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 6379.1 Accuracy (Trueness and Precision) of Measurement Methods and Results — Part 1: General Principles and Definitions (GB/T 6379.1-2004, ISO 5725-1:1994, IDT) GB/T 6379.2 Accuracy (Trueness and Precision) of Measurement Methods and Results— Part 2: Basic Method for the Determination of Repeatability and Reproducibility of a Standard Measurement Method (GB/T 6379.2-2004, ISO 5725-2:1994, IDT) GB/T 6682 Water for Analytical Laboratory Use — Specification and Test Methods GB/T 12805 Laboratory Glassware — Burettes GB/T 12806 Laboratory Glassware — One-mark Volumetric Flask GB/T 12808 Laboratory Glassware — One-mark Pipettes GB/T 20066 Steel and Iron — Sampling and Preparation of Samples for the Determination of Chemical Composition (GB/T 20066-2006, ISO 14284:1996, IDT) ISO 5725-3 Accuracy (Trueness and Precision) of Measurement Methods and Results— Part 3: Intermediate Measures of the Precision of a Standard Measurement Method. 3 Principle Dissolution of a test portion in hydrochloric and nitric acids, and add perchloric acid until vapour appears. Spraying of the solution into an air-acetylene flame. Spectrometric measurement of the atomic absorption of the 240.7 nm spectral line emitted by a cobalt hollow cathode lamp. 4 Reagents During the analysis, unless otherwise stated, use only reagents of recognized analytical grade and only grade 2 water as specified in GB/T 6682. 4.1 Pure iron, containing less than 0.0003% (m/m) cobalt. 4.2 Pure nickel, containing less than 0.0003% (m/m) cobalt. 4.3 Hydrochloric acid, ρ about 1.19 g/mL. 4.4 Nitric acid, ρ about 1.42 g/mL. 4.5 Perchloric acid, ρ about 1.67 g/mL.
Contents of GB/T 223.65-2012
Foreword II 1 Scope 2 Normative References 3 Principle 4 Reagents 5 Apparatus 6 Sampling 7 Analytical Procedures 8 Expression of Results 9 Test Report Annex A (Normative) Procedures for the Determination of Instrumental Criteria Annex B (Informative) Additional Information on International Cooperative Tests Annex C (Informative) Graphical Representation of Precision Data
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Keywords:
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