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GB/T 15963-2022 English PDF

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GB/T 15963-2022: Sodium lauryl sulfate
Status: Valid

GB/T 15963: Historical versions

Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB/T 15963-2022279 Add to Cart 3 days Sodium lauryl sulfate Valid
GB/T 15963-2008479 Add to Cart 3 days Sodium lauryl sulfate Obsolete
GB/T 15963-1995319 Add to Cart 3 days Sodium lauryl surfate Obsolete

Similar standards

GB/T 15045   QB/T 4309   GB/T 11275   GB/T 25356   GB/T 13529   

Basic data

Standard ID: GB/T 15963-2022 (GB/T15963-2022)
Description (Translated English): Sodium lauryl sulfate
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G73
Classification of International Standard: 71.100.40
Word Count Estimation: 14,150
Date of Issue: 2022-12-30
Date of Implementation: 2023-07-01
Older Standard (superseded by this standard): GB/T 15963-2008
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 15963-2022: Sodium lauryl sulfate

---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 15963-2008 Sodium dodecyl sulfate 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 15963-2008 "Sodium Lauryl Sulfate". Compared with GB/T 15963-2008, except for structural adjustment and In addition to editorial changes, the main technical changes are as follows. a) The regulations on the production process of the product have been changed, from "sulfonation of sulfur trioxide or neutralization with sulfation of chlorosulfonic acid" to "various processes" (see Chapter 1, Chapter 1 of the.2008 edition); b) Changed the expression of product classification (see Chapter 4, Chapter 3 of the.2008 edition); c) Changed the expression of product appearance and smell (see 5.1 and 5.2, 4.1 of the.2008 edition); d) The grade of liquid products has been changed, and grades are no longer established (see 5.3, 4.2 of the.2008 edition); e) Indexes such as active substance content, pH, and water content have been changed (see 5.3, 4.2 of the.2008 edition); f) The index of inorganic salt content was deleted, and the index of sulfate content and chloride content was added (see 5.3, 4.2 of the.2008 edition); g) Changed the color index, expression method and measurement method (see 5.3 and 6.10, 4.2 and 5.9 of the.2008 edition); h) Changed heavy metal (lead, arsenic) content indicators, table footnote b (see 5.3, 4.2 of the.2008 edition); i) The determination method (titration method) for sulfate content has been added (see 6.6.1); j) Changed the determination method of chloride content (see 6.7, 5.7 of the.2008 edition); k) Delete the Arbitration Rules (see 6.4 of the.2008 edition); l) Changed the determination method of heavy metal (lead, arsenic) content (see 6.12 and 6.13, 5.10 and 5.11 of the.2008 edition); m) The regulations on packaging and transportation of liquid product tanks (vehicles and ships) have been changed (see 8.2 and 8.3, 7.2 and 7.3 of the.2008 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 was drafted by. Sinolight Chemical Shaoxing Co., Ltd., China Daily Chemical Research Institute Co., Ltd., Zanyu Technology Group Co., Ltd. Company, Hunan Lichen Industrial Co., Ltd., Fujian Mengjiaolan Daily Chemicals Co., Ltd., Jiangsu Youyang Pharmaceutical Co., Ltd., Guangdong Ou Pais Lubrication Technology Co., Ltd., Zhejiang Xinhaitian Biotechnology Co., Ltd., China Light Daily Chemical Inspection and Certification Co., Ltd. The main drafters of this document. Shen Hong, Li Xiaorui, Zhan Jianwei, Li Zhonghong, Duan Yuchen, Chen Xiaoshen, Wang Jiazhong, Fan Chengdong, Liang Weiying, Li Xiaohui, Zheng Pandong, Zhu Hongyuan, Xu Guoguo. The release status of previous versions of this document and the documents it replaces are as follows. ---First published as GB/T 15963-1995 in.1995, first revised in.2008; --- This is the second revision. Sodium dodecyl sulfate

1 Scope

This document specifies the product structure and classification, requirements, test methods, inspection rules of sodium lauryl sulfate, as well as signs, packaging, shipping Transport, store. This document applies to fatty alcohols with lauryl alcohol as the main component, sodium lauryl sulfate prepared by various processes, including solid products and liquid product.

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 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 6366 Determination of Inorganic Sulfate Content in Surfactant Titrimetric Method GB/T 6368 Potentiometric method for the determination of the pH value of aqueous surfactant solutions 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 13173-2021 Surfactant detergent test method GB/T 38729-2020 Surfactant industry primary alkyl sodium sulfate test method QB/T 2739-2005 Preparation of test solutions for titration analysis (volume analysis) of common test methods for washing products

3 Terms and Definitions

This document does not have terms and definitions that need to be defined.

4 Product structure and classification

Sodium lauryl sulfate products are divided into two categories. powder, needle (granule) and other solid products and liquid products. Structural formula. CH3(CH2)nOSO3Na (with n=11 as the main component) The carbon chain distribution of the alkyl group is agreed upon by the supply and demand parties.

5 requirements

5.1 Appearance Liquid product. at 25°C, colorless or light yellow liquid, no separation, no suspended solids or precipitates. Solid product. white or yellowish powder, needle (grain) and other solids in different shapes at 25°C, uniform and free of impurities.
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