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GB/T 41707-2022 English PDF

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GB/T 41707-2022: Copper-based adsorbents for removing arsenic at room temperature
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Basic data

Standard ID GB/T 41707-2022 (GB/T41707-2022)
Description (Translated English) Copper-based adsorbents for removing arsenic at room temperature
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G75
Classification of International Standard 71.100.99
Word Count Estimation 6,655
Date of Issue 2022-10-14
Date of Implementation 2023-05-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 41707-2022: Copper-based adsorbents for removing arsenic at room temperature

---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.
Copper-based adsorbents for removing arsenic at room temperature ICS 71.100.99 CCSG75 National Standards of People's Republic of China Room temperature copper-based arsenic remover Published on 2022-10-12 2023-05-01 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. 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 was drafted by. Sinopec Nanjing Chemical Research Institute Co., Ltd., Changzhou University, Xi'an Xiangyang Aerospace Materials Co., Ltd., Shan East Xunda Chemical Group Co., Ltd., Wuhan Kelin Chemical Group Co., Ltd., Southwest Chemical Research and Design Institute Co., Ltd., Dongguan Ditiantai Technology Co., Ltd., Shanghai Lvqiang New Materials Co., Ltd. The main drafters of this document. Chen Yanhao, Qian Junfeng, Wang Guoni, Ji Luojun, Li Xingjian, Du Yong, Chen Xiwei, Zhou Yongxian, Hu Wenbin, Sun Zhonghua, Cui Guodong, Xu Longlong, Zhang Xianmao, He Chengguo. Room temperature copper-based arsenic remover Caution - Persons using this document should have practical experience in formal laboratory work. This document does not address all possible security issues question. It is the user's responsibility to take appropriate safety and health measures and to ensure compliance with the conditions stipulated by relevant national regulations.

1 Scope

This document specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and accompanying products of copper-based arsenic removers at room temperature document. This document is applicable to the removal of arsine from light hydrocarbons at room temperature by the precipitation method and the mixed milling method, with copper oxide as the main active component. Arsenic remover.

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 Graphical signs of packaging, storage and transportation GB/T 6678 General Rules for Sampling of Chemical Products GB/T 8170 Numerical Rounding Rules and Representation and Judgment of Limit Values GB/T 31192 Test method for arsenic content of copper-based de-arsenic agents at room temperature GB/T 31536 Method for analysis of chemical components of copper-based de-arsenic agents at room temperature HG/T 2782 Determination of crushing resistance of fertilizer catalyst particles

3 Terms and Definitions

There are no terms and definitions that need to be defined in this document.

4 Technical requirements

4.1 Appearance Black, gray-black spherical, strip or columnar solid. 4.2 Specifications The technical indicators of the copper-based arsenic remover at room temperature should meet the requirements in Table 1.

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