GB/T 26523-2022 (GB/T26523-2022, GBT 26523-2022, GBT26523-2022) & related versions
GB/T 26523-2022: PDF in English (GBT 26523-2022)
GB/T 26523-2022
Refined cobaltous sulfates
ICS 71.060.50
CCSG12
National Standards of People's Republic of China
Replacing GB/T 26523-2011
Refined cobalt sulfate
Published on 2022-04-15
2022-11-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration
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 of Standardization Documents"
drafted.
This document replaces GB/T 26523-2011 "Refined Cobalt Sulfate". Compared with GB/T 26523-2011, except for structural adjustment and editorial
In addition to the changes, the main technical changes are as follows.
---Changed nickel content, zinc content, copper content, cadmium content, manganese content, calcium content, magnesium content, iron content, chromium content, lead content, arsenic content
indicators of quantity and oil content (see 5.2, 4.2 of the.2011 edition);
--- Increased the indicators of sodium content, aluminum content, silicon content, lithium content and magnetic foreign matter content (see 5.2);
--- Increased the determination of cobalt content by potentiometric titration (see 6.3.1);
--- Change the determination method of nickel, zinc, copper, cadmium, manganese, calcium, magnesium, iron, chromium (see 6.4, 5.5, 5.6, 5.7, 5.8 of the.2011 edition);
--- Increased the determination methods of aluminum content, silicon content and lithium content (see 6.4);
--- Increased the determination method of sodium content (see 6.6);
--- Increased the determination method of magnetic foreign matter content (see 6.11);
--- Deleted the indicators and measurement methods of mercury (see 4.2 and 5.9 of the.2011 edition);
--- Deleted the indicators and measurement methods of pH (see 4.2 and 5.14 of the.2011 edition).
Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by China Petroleum and Chemical Industry Federation.
This document is under the jurisdiction of the National Chemical Standardization Technical Committee (SAC/TC63).
This document is drafted by. GEM Co., Ltd., Zhejiang Huayou Cobalt Co., Ltd., Guangdong Bangpu Recycling Technology Co., Ltd.,
GEM (Jiangsu) Cobalt Industry Co., Ltd., Guangdong Jiana Energy Technology Co., Ltd., Jingmen GEM New Materials Co., Ltd., Jilin Ji
En Nickel Industry Co., Ltd., Qingyuan Jiazhi New Materials Research Institute Co., Ltd., CNOOC Tianjin Chemical Research and Design Institute Co., Ltd.
The main drafters of this document. Wei Qiong, Chen Xuehua, Yu Haijun, Zhang Aiqing, Zhang Chen, Yang Yang, Meng Qingwei, Fu Haikuo, Xu Kaihua, Lei Yangui,
Zhang Xuemei, Ye Shengyi, Feng Huancun, Hu Yi, Zhang Yunhe, Xie Baihua, Zhou You, Wang Pei, Chen Ting, Wang Ying.
This document was first published in.2011 and this is the first revision.
Refined cobalt sulfate
Warning---This product is listed in the "Catalogue of Hazardous Chemicals" (2015 edition), which is a hazardous chemical, and should be handled with caution. use
Personnel for this document should have practical experience in formal laboratory work. This document does not address all possible security issues. User is responsible
Take appropriate safety and health measures, and ensure compliance with the conditions stipulated by relevant national regulations. Some reagents used in the test method
It is corrosive. If it splashes on the skin or eyes, it should be washed with water immediately. In severe cases, seek medical attention immediately.
1 Scope
This document specifies the requirements, test methods, inspection rules, marking, labeling, packaging, transportation and storage for refined cobalt sulfate.
This document applies to refined cobalt sulfate.
Note. This product is mainly used in battery industry, electronics industry, chemical industry, electroplating industry, chemical reagents and other industries.
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations
documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to
this document.
GB/T 191-2008 Graphical signs of packaging, storage and transportation
GB/T 6678 General Rules for Sampling of Chemical Products
GB/T 6682-2008 Specifications and test methods for water used in analytical laboratories
GB/T 8170 Numerical Rounding Rules and Representation and Judgment of Limit Values
HG/T 3696.1 Preparation of standard solutions, preparations and products for chemical analysis of inorganic chemical products - Part 1.Standard titration solution
liquid preparation
HG/T 3696.2 Preparation of standard solutions, preparations and products for chemical analysis of inorganic chemical products - Part 2.Standard solutions for impurities
liquid preparation
HG/T 3696.3 Preparation of standard solutions, preparations and products for chemical analysis of inorganic chemical products - Part 3.Preparations and products
preparation
3 Terms and Definitions
There are no terms and definitions that need to be defined in this document.
4 Molecular formula and relative molecular mass
Molecular formula. CoSO4 7H2O
Relative molecular mass. 281.11 (according to.2018 international relative atomic mass)
......
| Standard ID | GB/T 26523-2022 (GB/T26523-2022) | | Description (Translated English) | Refined cobaltous sulfates | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G12 | | Classification of International Standard | 71.060.50 | | Word Count Estimation | 17,156 | | Date of Issue | 2022-04-15 | | Date of Implementation | 2022-11-01 | | Drafting Organization | GEM Co., Ltd., Zhejiang Huayou Cobalt Co., Ltd., Guangdong Bangpu Recycling Technology Co., Ltd., GEM (Jiangsu) Cobalt Co., Ltd., Guangdong Jiana Energy Technology Co., Ltd., Jingmen GEM New Materials Co., Ltd., Jilin Ji En Nickel Industry Co., Ltd., Qingyuan Jiazhi New Materials Research Institute Co., Ltd., CNOOC Tianjin Chemical Research and Design Institute Co., Ltd. | | Administrative Organization | National Chemical Standardization Technical Committee (SAC/TC 63) | | Proposing organization | China Petroleum and Chemical Industry Federation | | Issuing agency(ies) | State Administration for Market Regulation, National Standardization Administration |
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