GB/T 13206-2022 English PDF (GBT13206-2022)

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GB/T 13206-2022: Glycerines
GB/T 13206-2022
ICS 71.100.40
CCSY43
National Standards of People's Republic of China
Replacing GB/T 13206-2011
glycerin
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 13206-2011 "Glycerol". Compared with GB/T 13206-2011, except for structural adjustments and editorial changes
In addition, the main technical changes are as follows.
a) Changed the color index requirements (see 5.2, 4.2 of the.2011 edition);
b) Added the requirement for diethylene glycol content index (see 5.2).
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., Zanyu Technology Group Co., Ltd., Hangzhou Zanyu Oil Technology
Co., Ltd., Fujian Mengjiaolan Daily Chemicals Co., Ltd., Guangdong OPAS Lubrication Technology Co., Ltd., Fengyi Oil Technology Co., Ltd.,
Pony Testing Group Co., Ltd., Perfect (Guangdong) Commodity Co., Ltd., Qingyuan Yaokang Biotechnology Co., Ltd., Guangzhou Jiadele
Biochemical Technology Co., Ltd., China Light Daily Chemical Inspection and Certification Co., Ltd.
The main drafters of this document. Li Xiaorui, Xu Kunhua, Xu Hai, Yu Xinlin, Chen Jinyang, Fan Chengdong, Hu Minjun, Fu Yu, Shi Fei, Wang Yong,
Xu Huaiyi, Li Xiaohui.
The release status of previous versions of this document and the documents it replaces are as follows.
---First published as GB/T 13206-1991 in.1991, first revised in.2011;
--- This is the second revision.
glycerin
1 Scope
This document specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage and shelf life of glycerin (glycerol).
This document applies to industrial refined glycerin produced from glycerin-containing sweet water produced by saponification, hydrolysis or transesterification of animal and vegetable oils and fats.
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 6682 Analytical laboratory water specifications and test methods
GB/T 8170 Data Rounding Rules and Representation and Judgment of Limit Values
GB/T 13216 Glycerin test method
GB/T 21842 Determination of diethylene glycol in toothpaste
3 Terms and Definitions
This document does not have terms and definitions that need to be defined.
4 product structure
CH2-OH
CH-OH
CH2-OH
Relative molecular mass. 92.09 (International atomic weight in 1987)
5 requirements
5.1 Traits
It should be colorless or light yellow transparent viscous liquid.
5.2 Physical and chemical indicators
The physical and chemical indicators of the product should meet the requirements in Table 1.