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GB/T 20200-2022: Sodium alpha-olefin sulfonate
Status: Valid GB/T 20200: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 20200-2022 | English | 199 |
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Sodium alpha-olefin sulfonate
| Valid |
GB/T 20200-2022
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| GB/T 20200-2006 | English | 399 |
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Sodium alpha-olefin sulfonate
| Obsolete |
GB/T 20200-2006
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Basic data | Standard ID | GB/T 20200-2022 (GB/T20200-2022) | | Description (Translated English) | Sodium alpha-olefin sulfonate | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G73 | | Classification of International Standard | 71.100.40 | | Word Count Estimation | 10,171 | | Date of Issue | 2022-12-30 | | Date of Implementation | 2023-07-01 | | Older Standard (superseded by this standard) | GB/T 20200-2006 | GB/T 20200-2022: Sodium alpha-olefin sulfonate---This is a DRAFT version for illustration, not a final translation.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 71.100.40
CCSG73
National Standards of People's Republic of China
Replacing GB/T 20200-2006
Sodium α-alkenyl sulfonate
Posted on 2022-12-30
2023-07-01 implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
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 replaces GB/T 20200-2006 "Sodium α-Alkenyl Sulfonate". Compared with GB/T 20200-2006, except for structural adjustment and editing
In addition to sexual changes, the main technical changes are as follows.
a) Changed the color requirements (see 5.3, 4.3 of the.2006 edition);
b) The test method for active substance content (method 2) has been added (see 6.3.2);
c) Changed the test method for the content of unsulfonated substances (see 6.4, 5.3 of the.2006 edition);
d) Added the test method for sodium sulfate content (method 2) (see 6.5.2);
e) Changed the color test method (see 6.7, 5.6 of the.2006 edition);
f) Deleted "Colorimetric Method for Determination of Color of Sodium α-Alkenyl Sulfonate" (see Appendix A of the.2006 edition).
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by China National Light Industry Council.
This document is under the jurisdiction of the National Standardization Technical Committee on Surfactants and Detergents (SAC/TC272).
This document is drafted by. China Research Institute of Daily Chemistry Co., Ltd., Sinolight Chemical Shaoxing Co., Ltd., Jiangsu Youyang Pharmaceutical Co., Ltd.,
Ningxia Baichuantong Clean Energy Co., Ltd., Inner Mongolia Jushi Energy Co., Ltd., Shandong Deshi Chemical Co., Ltd., Deshi Energy Technology Group
Co., Ltd., China Light Daily Chemical Inspection and Certification Co., Ltd.
The main drafters of this document. Liu Xiaochen, Yu Shuibing, Wang Jiazhong, Huo Yueqing, Shen Hong, Shi Hai, Qi Panlun, Cao Shengti, Ye Chengzhong, Zhu Hongyuan,
Zhang Junfeng, Niu Jinping, Guo Yuxi, Cui Shizhang, Li Xiaohui.
The release status of previous versions of this document and the documents it replaces are as follows.
---First published as GB/T 20200-2006 in.2006;
--- This is the first revision.
Sodium α-alkenyl sulfonate
1 Scope
This document specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and
storage.
This document is applicable to the production of single-carbon or mixed-carbon α-olefins with an alkane chain length of C12~C18 through the gas sulfur trioxide membrane sulfonation process.
Sodium α-alkenyl sulfonate used in washing and other fields.
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document.
GB/T 3143 Method for Determination of Color of Liquid Chemical Products (Hazen Unit --- Platinum-Cobalt Color Number)
GB/T 5173 Determination of content of anionic active substances in surfactant detergents Direct two-phase titration method
GB/T 6365 Determination of free alkalinity or free acidity of surfactants by titration
GB/T 6366-2012 Determination of Inorganic Sulfate Content in Surfactant Titrimetric Method
GB/T 6682 Analytical laboratory water specifications and test methods
GB/T 8170 Numerical rounding off rules and expression and determination of limit values
GB/T 38729-2020 Surfactant industry primary alkyl sodium sulfate test method
QB/T 4970 Determination of Anionic Surfactant Content in Surfactant Raw Materials and Formulated Products
legal
3 Terms and Definitions
This document does not have terms and definitions that need to be defined.
4 Classification and labeling
4.1 Structural formula
Sodium α-alkenyl sulfonate is mainly composed of sodium alkenyl sulfonate, sodium hydroxyalkyl sulfonate and sodium disulfonate. Sulfur Trioxide Membrane
Among the α-alkenyl sodium sulfonates produced by the formula sulfonation process, the content of sodium alkenyl sulfonate is the highest, followed by sodium hydroxyalkyl sulfonate, and sodium disulfonate
lowest.
Sodium alkenyl sulfonate R-CH=CH-(CH2)n-SO3Na (n=0,1,2 mainly)
Sodium Hydroxyalkyl Sulfonate R-CH-(CH2)n-SO3Na
OH (n=2,3 mainly)
......
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