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GB/T 13748.20-2024 English PDF

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GB/T 13748.20-2024: Methods for chemical analysis of magnesium and magnesium alloys - Part 20: Determination of elements content - Inductively coupled plasma atomic emission spectrometric method
Status: Valid

GB/T 13748.20: Evolution and historical versions

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GB/T 13748.20-2024English439 Add to Cart 4 days [Need to translate] Methods for chemical analysis of magnesium and magnesium alloys - Part 20: Determination of elements content - Inductively coupled plasma atomic emission spectrometric method Valid GB/T 13748.20-2024
GB/T 13748.20-2009English399 Add to Cart 3 days [Need to translate] Chemical analysis of magnesium and magnesium alloys -- Part 20: ICP-AES determination of element content Obsolete GB/T 13748.20-2009

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Basic data

Standard ID GB/T 13748.20-2024 (GB/T13748.20-2024)
Description (Translated English) Methods for chemical analysis of magnesium and magnesium alloys - Part 20: Determination of elements content - Inductively coupled plasma atomic emission spectrometric method
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard H12
Classification of International Standard 77.120.20
Word Count Estimation 22,216
Date of Issue 2024-04-25
Date of Implementation 2024-11-01
Older Standard (superseded by this standard) GB/T 13748.5-2005; GB/T 13748.20-2009
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 13748.20-2024: Methods for chemical analysis of magnesium and magnesium alloys - Part 20: Determination of elements content - Inductively coupled plasma atomic emission spectrometric method



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ICS 77:120:20 CCSH12 National Standards of People's Republic of China Replaces GB/T 13748:5-2005, GB/T 13748:20-2009 Chemical analysis methods for magnesium and magnesium alloys Part 20: Determination of element content Inductively coupled plasma atomic emission spectrometry Released on 2024-04-25 2024-11-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting: This document is part 20 of GB/T 13748 "Chemical analysis methods for magnesium and magnesium alloys": GB/T 13748 has been published for the following part: --- Part 1: Determination of aluminum content; --- Part 2: Determination of tin content - Catechol violet spectrophotometric method; --- Part 3: Determination of lithium content by flame atomic absorption spectrometry; --- Part 4: Determination of manganese content-Periodate spectrophotometric method; --- Part 5: Determination of yttrium content - Inductively coupled plasma atomic emission spectrometry; --- Part 6: Determination of silver content by flame atomic absorption spectrometry; --- Part 7: Determination of zirconium content; --- Part 8: Determination of rare earth content by gravimetric method; --- Part 9: Determination of iron content by o-phenanthroline spectrophotometric method; --- Part 10: Determination of silicon content-Molybdenum blue spectrophotometric method; --- Part 11: Determination of beryllium content-Eriochrome cyanine blue R spectrophotometric method; --- Part 12: Determination of copper content; --- Part 13: Determination of lead content by flame atomic absorption spectrometry; --- Part 14: Determination of nickel content - Dimethylglyoxime spectrophotometric method; --- Part 15: Determination of zinc content; --- Part 16: Determination of calcium content by flame atomic absorption spectrometry; --- Part 17: Determination of potassium and sodium content by flame atomic absorption spectrometry; --- Part 18: Determination of chlorine content - Silver chloride turbidimetric method; --- Part 19: Determination of titanium content-Diantipyrin methane spectrophotometric method; --- Part 20: Determination of element content by ICP-AES; --- Part 21: Photoelectric direct reading atomic emission spectrometry method for determination of element content; --- Part 22: Determination of thorium content: This document replaces GB/T 13748:5-2005 "Chemical analysis methods for magnesium and magnesium alloys Part 5: Determination of yttrium content by inductively coupled ICP-Atomic Emission Spectrometry" and GB/T 13748:20-2009 "Chemical Analysis Methods for Magnesium and Magnesium Alloys Part 20: ICP- Compared with GB/T 13748:5-2005 and GB/T 13748:20-2009, in addition to structural adjustments and editorial changes, In addition to the above, the main technical changes are as follows: a) The measurement range has been changed to include 15 more elements, including tin, silver, arsenic, cadmium, chromium, potassium, lithium, sodium, antimony, lanthanum, praseodymium, gadolinium, erbium, dysprosium and ytterbium: The determination range of 13 elements including aluminum, iron, manganese, nickel, lead, titanium, zinc, zirconium, calcium, strontium, cerium, yttrium and neodymium has been expanded (see Chapter 1, Chapter 1 of GB/T 13748:5-2005 and Chapter 1 of GB/T 13748:20-2009); b) The reagents or materials such as standard solutions of the elements to be tested have been changed (see Chapter 5, Chapter 3 and GB/T 13748:20-2009, Chapter 3); c) Added the verification requirements for inductively coupled plasma atomic emission spectrometers (see Chapter 6); d) The requirements for sample weight, test solution volume, fraction volume and fixed volume have been changed (see 8:1, 8:4, GB/T 13748:5-2005): 6:1, 6:3 and 6:1, 6:3 of GB/T 13748:20-2009); e) The preparation of analytical solution and series of standard solutions has been modified (see 8:4, 8:5, 6:3, 6:4 of GB/T 13748:5-2005): and 6:3, 6:4 of GB/T 13748:20-2009); f) The determination method has been changed (see 8:6, 6:5 of GB/T 13748:5-2005 and 6:5 of GB/T 13748:20-2009); g) Added calculation result expression and rounding requirements (see Chapter 9); h) The precision has been changed (see Chapter 10, Chapter 8 of GB/T 13748:5-2005 and Chapter 8 of GB/T 13748:20-2009); Please note that some of the contents of this document may involve patents: The issuing organization of this document does not assume the responsibility for identifying patents: This document was proposed by China Nonferrous Metals Industry Association: This document is under the jurisdiction of the National Technical Committee on Standardization of Nonferrous Metals (SAC/TC243): This document was drafted by: China Aluminum Zhengzhou Nonferrous Metals Research Institute Co:, Ltd:, Guangdong Academy of Sciences Industrial Analysis and Testing Center, Kunming Metallurgical Research Institute Co:, Ltd:, Hebi Product Quality Inspection and Testing Center, National Standard (Beijing) Inspection and Certification Co:, Ltd:, Zhengzhou Qingyan Alloy Technology Co:, Ltd: Ltd:, Shanxi Yinguang Huasheng Magnesium Co:, Ltd:, Liaoning Zhongke Lile Testing Technology Service Co:, Ltd:, Nonferrous Metals Technology and Economic Research Institute Research Institute Co:, Ltd:, Shanghai Jiao Tong University, and Northeast Light Alloy Co:, Ltd: The main drafters of this document are: Xue Ning, Gu Liu, Zhang Shuchao, Chen Haonan, Wang Jinrong, Zhang Xilin, Gao Lin, Wang Xiang, Sun Gaihua, Jiang Li, Shi Lei, Liu Jinxue, Xiong Xiaoyan, Cai Yu, Dong Zhen, Liu Yingbo, Qian Yafeng: The previous versions of this document and the documents it replaces are as follows: ---First published in:2009 as GB/T 13748:20-2009; --- This is the first revision: This revision incorporates GB/T 13748:5-2005 "Chemical analysis methods for magnesium and magnesium alloys - yttrium content" Determination of the amount by inductively coupled plasma atomic emission spectrometry:

Introduction

Magnesium and magnesium alloys are important metal materials: GB/T 13748 "Chemical analysis methods for magnesium and magnesium alloys" is the chemical analysis method for magnesium and magnesium alloys: The method-based standards play an important role in the chemical composition analysis and detection of magnesium and magnesium alloys: It is widely used in many fields such as trade settlement and chemical element comparison, providing important support for the research and development, production and trade of magnesium and magnesium alloy products in my country: effect: GB/T 13748 "Chemical Analysis Methods for Magnesium and Magnesium Alloys" includes spectrophotometry, gravimetric method, atomic absorption spectrometry, inductive coupling, etc: This document discusses the chemical factors that affect the performance of magnesium and magnesium alloy products: The detection of elements such as aluminum, tin, lithium, manganese, zinc, zirconium, nickel, copper, beryllium, silicon, iron, lanthanum, cerium, praseodymium, neodymium, gadolinium, and yttrium is standardized: After the optimization and integration of the GB/T 13748 series of standards "Chemical analysis methods for magnesium and magnesium alloys", the following parts are planned to be released: --- Part 1: Determination of aluminum content; --- Part 2: Determination of tin, beryllium, copper, nickel and titanium contents by spectrophotometric method; --- Part 3: Determination of lithium and silver content by atomic absorption spectrometry; --- Part 4: Determination of manganese and zirconium content by spectrophotometric method; --- Part 8: Determination of rare earth content; --- Part 9: Determination of iron and silicon content by spectrophotometric method; --- Part 13: Determination of lead, calcium, potassium and sodium content by atomic absorption spectrometry; --- Part 15: Determination of zinc content; --- Part 18: Determination of chlorine content - Silver chloride turbidimetric method; --- Part 20: Determination of element content - Inductively coupled plasma atomic emission spectrometry; --- Part 21: Determination of element content by direct photoelectric atomic emission spectrometry; --- Part 22: Determination of thorium content; --- Part 23: Determination of element content by wavelength dispersive X-ray fluorescence spectrometry; --- Part 24: Determination of trace impurity elements - Glow discharge mass spectrometry: GB/T 13748:20 provides the determination of 30 elements in magnesium and magnesium alloys: This revision combines the domestic and foreign In order to meet the demand for related products, the determination of 15 elements including tin, silver, arsenic, cadmium, chromium, potassium, lithium, sodium, antimony, lanthanum, praseodymium, gadolinium, erbium, dysprosium and ytterbium was added, and the determination of aluminum, The determination range of 13 elements including iron, manganese, nickel, lead, titanium, zinc, zirconium, calcium, strontium, cerium, yttrium and neodymium was expanded, and the sample preparation method, separation and The feasibility of the method was verified through precision and accuracy tests, and the precision of the method was given: The final standard can meet the current needs of magnesium and magnesium alloy production, trade, analysis and testing: Chemical analysis methods for magnesium and magnesium alloys Part 20: Determination of element content Inductively coupled plasma atomic emission spectrometry

1 Scope

This document describes the content of aluminum, iron, copper, manganese, nickel, lead, tin, titanium, zinc, zirconium, silver, arsenic, beryllium, calcium, cadmium, chromium, potassium, lithium, sodium, antimony, Methods for determination of strontium, lanthanum, cerium, praseodymium, neodymium, gadolinium, yttrium, erbium, dysprosium and ytterbium contents: This document applies to aluminum, iron, copper, manganese, nickel, lead, tin, titanium, zinc, zirconium, silver, arsenic, beryllium, calcium, cadmium, chromium, potassium, lithium, sodium, antimony, Determination of strontium, lanthanum, cerium, praseodymium, neodymium, gadolinium, yttrium, erbium, dysprosium and ytterbium content: The determination range is shown in Table 1: This document is not applicable to arbitration on chemical composition analysis of magnesium and magnesium alloys: Table 1 Measurement range element Quality score element Quality score Al 0:0010~12:00 Cr 0:0005~0:050 Fe 0:0005~0:50 K 0:0050~0:050 Cu 0:0002~9:00 Li 0:0005~16:00 Mn 0:0005~3:00 Na 0:0050~0:50 Ni 0:0002~17:00 Sb 0:0010~0:50 Pb 0:0010~0:10 Sr 0:0005~3:00 Sn 0:0010~5:00 La 0:010~5:00 Ti 0:0005~0:050 Ce 0:010~5:00 Zn 0:0005~10:00 Pr 0:010~5:00 Zr 0:0005~1:80 Nd 0:010~5:00 Ag 0:010~3:00 Gd 0:010~15:00 As 0:0020~0:050 Y 0:010~15:00 Be 0:0002~0:10 Er 0:010~5:00 Ca 0:0005~5:00 Dy 0:010~5:00 Cd 0:0005~0:05 Yb 0:0010~0:10

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document: For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document:

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