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GB/T 23522-2023: Germanium renewable raw materials
Status: Valid GB/T 23522: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 23522-2023 | English | 269 |
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Germanium renewable raw materials
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GB/T 23522-2023
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| GB/T 23522-2009 | English | 110 |
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Basic data | Standard ID | GB/T 23522-2023 (GB/T23522-2023) | | Description (Translated English) | Germanium renewable raw materials | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H66 | | Classification of International Standard | 77.120.99 | | Word Count Estimation | 14,157 | | Date of Issue | 2023-09-07 | | Date of Implementation | 2024-04-01 | | Older Standard (superseded by this standard) | GB/T 23522-2009,GB/T 23523-2009 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 23522-2023: Germanium renewable raw materials---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 77.120.99
CCSH66
National Standards of People's Republic of China
Replace GB/T 23522-2009, GB/T 23523-2009
Recycled germanium raw materials
Published on 2023-09-07
2024-04-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration Committee
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents"
Drafting.
This document replaces GB/T 23522-2009 "Recycled Germanium Raw Materials" and GB/T 23523-2009 "Method for Determination of Germanium in Recycled Germanium Raw Materials"
Law", this document is based on GB/T 23522-2009 and integrates the contents of GB/T 23523-2009.Compatible with GB/T 23522-2009
In addition to structural adjustments and editorial changes, the main technical changes are as follows.
a) Changed the scope (see Chapter 1, Chapter 1 of the.2009 edition);
b) Added a "Terms and Definitions" chapter (see Chapter 3);
c) Changed the expression of classification and added classification and main sources (see Chapter 4, 3.1 of the.2009 edition);
d) Delete the requirements and determination of chromium content in primary solid recycled germanium raw materials (see 3.1.1 and 4.5 of the.2009 edition);
e) Delete the requirements for the grade of raw solid recycled germanium raw materials (see 3.1.1 of the.2009 edition);
f) Delete the requirements for radioactive substances in recycled germanium raw materials (see 3.5 of the.2009 edition);
g) The expressions of appearance quality and particle size have been changed, and the test methods for particle size and appearance quality have been added (see 5.1.2, 5.1.3, 6.6,
6.7,.2009 version 3.2, 3.3, 3.4);
h) The expression of moisture in the chemical composition of raw solid recycled germanium raw materials is deleted, and the elements are specified separately (see 5.1.4 and
5.2.4, Table 1 of the.2009 edition);
i) Added technical requirements for combined regenerated germanium raw materials (see 5.2);
j) Added test methods for fluorine and sulfur (see 6.4 and 6.5);
k) The moisture test method has been changed (see 6.8, 4.1 of the.2009 edition);
l) Changed the requirements for the purchaser to accept the received products (see 7.1.2, 5.1.2 of the.2009 version);
m) Changed the time for the purchaser to report to the supplier when the inspection results after receiving the product are inconsistent with the standards (see 7.1.2,.2009 version
5.1.2);
n) Changed the subdivision regulations for batches (see 7.2, 5.2 of the.2009 version);
o) Added the requirement that special grade products with a germanium content greater than 99% may not be tested (see 7.3);
p) The contents of sampling and sample preparation have been changed (see 7.4, 5.4 of the.2009 edition);
q) The judgment of inspection results has been changed (see 7.5, 5.5 of the.2009 version);
r) The batch weight requirements for measurement deviations have been changed, and the requirements for marking, packaging, etc. have been adjusted (see Chapter 8, Chapter 6 of the.2019 edition);
s) Added Appendix A (Normative) Potassium iodate titration method for determination of germanium content in recycled germanium raw materials.
Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents.
This document is jointly developed by the National Semiconductor Equipment and Materials Standardization Technical Committee (SAC/TC203) and the National Semiconductor Equipment and Materials Standards
It was jointly proposed and coordinated by the Materials Sub-Technical Committee of the Chemistry Technical Committee (SAC/TC203/SC2).
This document was drafted by. Yunnan Lincang Xinyuan Germanium Industry Co., Ltd., Yunnan Chihong International Germanium Industry Co., Ltd., Yunnan Dongchang Metal Processing
Engineering Co., Ltd., Jiangsu Ningda Environmental Protection Co., Ltd., Anhui Guangzhi Technology Co., Ltd., Youyan Guojinghui New Materials Co., Ltd., Wuhan Tuo
Material Technology Co., Ltd., Chaoyang Jinmei Gallium Industry Co., Ltd., Yunnan Wuxin Industrial Co., Ltd., Nonferrous Metal Technology and Economic Research Institute Co., Ltd.
Company, Yunnan Chihong Zinc and Germanium Co., Ltd., Beikang Testing Technology Co., Ltd., and Kunming Huiquan High Purity Semiconductor Materials Co., Ltd.
The main drafters of this document. Pu Shikun, Li Zhengmei, Yin Guowen, Wu Wangchang, Cui Dingfang, Yang Zhimei, Lin Zuoliang, Wu Liwen, Yin Shiping,
Liu Xiaohua, Liao Jiwei, Zhang Zhenyun, Zhu Chenyang, Lu Pengjian, Zeng Xiaolong, Xing Zhiguo, Wang Yang, He Dongjiang, Yu Shuhua, Zhang Bencong, Yang Chunyu,
Wang Jiandang, Lai Lijun, Tang Anxiong.
The previous versions of this document and the documents it replaces are as follows.
---First published as GB/T 23522-2009 in.2009;
---This is the second revision, incorporating the contents of GB/T 23523-2009 "Determination Method of Germanium in Recycled Germanium Raw Materials".
Recycled germanium raw materials
1 Scope
This document specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, and accompanying documents of recycled germanium raw materials.
and order form contents, etc.
This document applies to recyclable recycled germanium raw materials generated from the production, processing and use of germanium.
Note. Regenerated germanium raw materials are mainly used as raw materials for the production of high-purity germanium tetrachloride, high-purity germanium dioxide, zone melted germanium ingots, germanium single crystals and other products.
2 Normative reference documents
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations
For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to
this document.
GB/T 1480 Metal powder dry screening method for particle size determination
GB/T 8170 Numerical rounding rules and expression and determination of limit values
GB/T 23513.2 Methods for chemical analysis of germanium concentrates Part 2.Determination of arsenic content Ferrous ammonium sulfate titration method
GB/T 23513.3 Methods for chemical analysis of germanium concentrates Part 3.Determination of sulfur content Barium sulfate gravimetric method
GB/T 23513.4 Methods for chemical analysis of germanium concentrates Part 4.Determination of fluorine content ion selective electrode method
GB/T 23513.5 Methods for chemical analysis of germanium concentrates Part 5.Gravimetric method for determination of silica content
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Germanium-containing materials generated during the production, processing and use of germanium can be reused to produce germanium products.
3.2
Germanium is a solid recycled germanium raw material that exists in metallic form such as elemental or alloy.
3.3
Germanium exists in the solution in the form of ions or compounds, and is a solid regenerated germanium raw material obtained after processing.
4 categories
Regenerated germanium raw materials can be divided into two categories according to their sources. metallic recycled germanium raw materials and compound recycled germanium raw materials. The main sources are shown in Table 1.
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