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GB/T 23957-2021: Light calcium carbonate for tooth-paste industry
Status: Valid GB/T 23957: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 23957-2021 | English | 279 |
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Light calcium carbonate for tooth-paste industry
| Valid |
GB/T 23957-2021
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| GB/T 23957-2009 | English | 479 |
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Light calcium carbonate for tooth-paste industry
| Obsolete |
GB/T 23957-2009
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PDF similar to GB/T 23957-2021
Basic data | Standard ID | GB/T 23957-2021 (GB/T23957-2021) | | Description (Translated English) | Light calcium carbonate for tooth-paste industry | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G12 | | Word Count Estimation | 14,152 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 23957-2021: Light calcium carbonate for tooth-paste industry---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.
Light calcium carbonate for tooth-paste industry
ICS 71.060.50
CCSG12
National Standards of People's Republic of China
Replace GB/T 23957-2009
Light calcium carbonate for toothpaste industry
Released on 2021-08-20
2022-03-01 implementation
State Administration of Market Supervision and Administration
Issued 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 of Standardization Documents"
Drafting.
This document replaces GB/T 23957-2009 "Light Calcium Carbonate for Toothpaste Industry". Compared with GB/T 23957-2009, except for structural adjustment
In addition to the overall and editorial changes, the main technical changes are as follows.
---Changed the indicators of pH and iron content (see 5.2, 4.2 in the.2009 edition);
---Added the water absorption index and measurement method (see 5.2, 6.18);
--- Deleted the arsenic spot method in the arsenic content determination method (see 5.15 in the.2009 edition);
--- Deleted the dithizone colorimetric method in the lead content determination method (see 5.16 in the.2009 edition).
Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents.
This document was proposed by the China Petroleum and Chemical Industry Federation.
This document is under the jurisdiction of the Inorganic Chemical Subcommittee of the National Chemical Standardization Technical Committee (SAC/TC63/SC1).
Drafting organizations of this document. Zhejiang Tianshi Nano Technology Co., Ltd., CNOOC Tianjin Chemical Research and Design Institute Co., Ltd., Shenzhen
Zhongrun Water Industrial Technology Development Co., Ltd., Shenzhen Changlong Technology Co., Ltd., Zhejiang Luye Water Purifying Agent Technology Co., Ltd.
The main drafters of this document. Tian Wei, Li Kai, Fan Hao, Yu Jiaqing, Zhou Xinmin, Chen Chunyu, Wang Ying.
This document was first published in.2009, and this is the first revision.
Light calcium carbonate for toothpaste industry
1 Scope
This document specifies the requirements, test methods, inspection rules, signs, labels, packaging, transportation and storage of light calcium carbonate used in the toothpaste industry.
This document applies to light calcium carbonate used in the toothpaste industry.
Note. This product is used as a friction agent in toothpaste.
2 Normative references
The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations
Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
This document.
GB/T 191-2008 Graphical signs for packaging, storage and transportation
GB/T 3049-2006 General method for determination of iron content in industrial chemical products 1,10-phenanthroline spectrophotometric method
GB/T 5009.18-2003 Determination of fluorine in food
GB/T 6003.1-2012 Technical requirements and inspection of test sieves Part 1.Metal wire woven mesh test sieves
GB/T 6678 General Rules for Sampling of Chemical Products
GB/T 6682-2008 Analytical laboratory water specifications and test methods
GB/T 7918.2 Standard Test Method for Microbiology of Cosmetics Determination of Total Bacteria
GB/T 7918.3 Microbiological standard test methods for cosmetics Fecal coliforms
GB/T 7918.5 Standard Test Method for Cosmetic Microbiology Staphylococcus aureus
GB/T 8170 Numerical rounding rules and the expression and determination of limit values
GB/T 19281-2014 Analytical method of calcium carbonate
GB/T 23769-2009 General method for determination of pH value in aqueous solution of inorganic chemical products
HG/T 3696.1 Preparation of standard solutions, preparations and products for chemical analysis of inorganic chemical products Part 1.Standard titration solution
Liquid preparation
HG/T 3696.2 Preparation of standard solutions, preparations and products for chemical analysis of inorganic chemical products Part 2.Impurity standard solution
Liquid preparation
HG/T 3696.3 Preparation of standard solutions, preparations and products for chemical analysis of inorganic chemical products Part 3.Preparations and products
Preparation
3 Terms and definitions
There are no terms and definitions that need to be defined in this document.
4 Molecular formula and relative molecular mass
Molecular formula. CaCO3
Relative molecular mass. 100.09 (according to.2018 international relative atomic mass)
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