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GB/T 1621-2023 PDF English

GB/T 1621: Historical versions

Std ID	Version	USD	Buy	Deliver [PDF] in	Title (Description)
GB/T 1621-2023	English	269	Add to Cart	3 days [Need to translate]	Ferric chloride for industrial use
GB/T 1621-2008	English	359	Add to Cart	3 days [Need to translate]	Ferric chloride for industrial use
GB/T 1621-1993	English	359	Add to Cart	3 days [Need to translate]	Ferric chloride for industrial use

Basic data

Standard ID	GB/T 1621-2023 (GB/T1621-2023)
Description (Translated English)	Ferric chloride for industrial use
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	G12
Classification of International Standard	71.060.50
Word Count Estimation	14,198
Date of Issue	2023-09-07
Date of Implementation	2024-04-01
Older Standard (superseded by this standard)	GB/T 1621-2008
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration

Similar standards

GB/T 1617 | GB/T 1606 | GB/T 1918 | GB/T 1617 |

GB/T 1621-2023: Ferric chloride for industrial use

---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 71.060.50 CCSG12 National Standards of People's Republic of China Replace GB/T 1621-2008 Industrial ferric chloride 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 1621-2008 "Industrial Ferric Chloride". Compared with GB/T 1621-2008, except for structural adjustments and editorial changes, In addition, the main technical changes are as follows. a) Changed the “scope” (see Chapter 1, Chapter 1 of the.2008 edition); b) Changed "Molecular formula and relative molecular mass" (see Chapter 4, Chapter 3 of the.2008 edition); c) "Classification" has been changed (see Chapter 5, Chapter 4 of the.2008 edition); d) Added the appearance and index requirements for ferric chloride hexahydrate in the "Requirements" (see Chapter 6); e) Changed the index requirements for industrial ferric chloride (see 6.2, 5.2 of the.2008 edition); f) The determination method of free acid (calculated as HCl) content has been changed (see 7.6, 6.7 of the.2008 edition); g) Added methods for determination of sulfate (calculated as SO4), cadmium, arsenic, lead, mercury, chromium and zinc content (see 7.8, 7.9, 7.10, 7.11, 7.12, 7.13, 7.14); h) Added type inspection (see 8.1); i) Product packaging, transportation, and storage conditions have been changed (see Chapter 10, Chapter 9 of the.2008 edition). 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 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. Sirier Environmental Technology Co., Ltd., Jiangsu Yongbao Environmental Protection Technology Co., Ltd., Shandong Hairong Chemical Industry Technology Co., Ltd., Changyi Hongda Chemical Co., Ltd., Chongqing Shengqing Water Treatment Technology Co., Ltd., Weifang Menjie Chemical Co., Ltd., CNOOC Tianjin Chemical Research and Design Institute Co., Ltd. The main drafters of this document. Wang Quanyong, Ju Yindong, Yang Yansong, Qu Zengchang, Gu Fei, Liu Quanjun, Wang Wanzhen, Zhu Fen, Zhang Jian, Wang Youjun, Du Yipeng, An Xiaoying. This document was first published in 1979, revised for the first time in.1993, revised for the second time in.2008, and this is the third revision. Industrial ferric chloride Warning. According to the regulations in GB 12268-2012, industrial ferric chloride belongs to Category 8 corrosive substances and should be handled with caution. make Personnel using this document should have practical experience in formal laboratory work. This document does not identify all possible security issues. User is responsible Take appropriate safety and health measures at all times and ensure compliance with the conditions stipulated in relevant national laws and regulations.

1 Scope

This document specifies the classification, requirements, test methods, inspection rules, signs, labels and accompanying documents, packaging, transportation and Storage. This document applies to industrial ferric chloride. Note. This product is mainly used as industrial etchants, catalysts in the chemical industry, extractants in the metallurgical industry, concrete waterproofing and anti-corrosion agents, industrial water treatment and Raw materials for preparing other iron salts and pigments, etc.

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 190 Dangerous goods packaging markings GB/T 191-2008 Packaging, storage and transportation pictorial markings GB/T 4472-2011 Determination of density and relative density of chemical products GB/T 4482-2018 Water treatment agent ferric chloride GB/T 6678 General principles for sampling of chemical products GB/T 6680 General rules for sampling of liquid chemical products GB/T 6682 Specifications and test methods for water used in analytical laboratories GB/T 8170 Numerical rounding rules and representation and determination 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 Preparation of liquid HG/T 3696.3 Preparation of standard solutions, preparations and products for chemical analysis of inorganic chemical products Part 3.Preparations and products Preparation HG/T 4538-2022 Water treatment agent ferrous chloride

3 Terms and definitions

There are no terms or definitions to be defined in this document.

4 Molecular formula and relative molecular mass

Molecular formula of anhydrous ferric chloride. FeCl3; relative molecular mass. 162.20 (according to the 2022 international relative atomic mass). The molecular formula of ferric chloride hexahydrate. FeCl3·6H2O; relative molecular mass. 270.29 (according to the 2022 international relative atomic mass). ...

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