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GB/T 25807-2020: m-Carbamidoaniline hydrochloride
Status: Valid GB/T 25807: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 25807-2020 | English | 149 |
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m-Carbamidoaniline hydrochloride
| Valid |
GB/T 25807-2020
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| GB/T 25807-2010 | English | 319 |
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M-Carbamide aniline hydrochloride
| Obsolete |
GB/T 25807-2010
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PDF similar to GB/T 25807-2020
Basic data | Standard ID | GB/T 25807-2020 (GB/T25807-2020) | | Description (Translated English) | m-Carbamidoaniline hydrochloride | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G56 | | Classification of International Standard | 71.100.01; 87.060.10 | | Word Count Estimation | 8,837 | | Date of Issue | 2020-11-19 | | Date of Implementation | 2021-10-01 | | Older Standard (superseded by this standard) | GB/T 25807-2010 | | Quoted Standard | GB/T 601; GB/T 603; GB/T 2381-2013; GB/T 6678-2003; GB/T 6682-2008; GB/T 8170-2008 | | Regulation (derived from) | National Standard Announcement No. 26 of 2020 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | | Summary | This standard specifies the requirements, sampling, test methods, inspection rules, marking, labeling, packaging, transportation and storage of meta-ureidoaniline hydrochloride. This standard applies to the quality control of metacarboxaniline hydrochloride products. | GB/T 25807-2020: m-Carbamidoaniline hydrochloride---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.
(M-ureidoaniline hydrochloride)
ICS 71.100.01;87.060.10
G56
National Standards of People's Republic of China
Replace GB/T 25807-2010
M-ureidoaniline hydrochloride
2020-11-19 released
2021-10-01 implementation
State Administration for Market Regulation
Issued by the National Standardization Management Committee
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard replaces GB/T 25807-2010 "M-ureidoaniline hydrochloride". Compared with GB/T 25807-2010, except for editorial changes
The main technical changes are as follows.
--- Amend "CASRN" to "CAS Number" (see Chapter 1, Chapter 1 of the.2010 edition);
---Added levels and indicators (see Chapter 3);
---Revised the appearance control indicators (see Chapter 3, Chapter 3 of the.2010 edition);
---Modified the sampling amount and sampling expression (see Chapter 4, Chapter 4 of the.2010 edition);
---Modified the appearance evaluation method (see 5.2, 5.2 of the.2010 edition);
---The column temperature of the chromatographic analysis conditions has been increased (see 5.4.4.5);
--- Modify the G3 crucible filter to the G4 crucible filter (see 5.5.1, 5.5.1 of the.2010 edition);
---The allowable difference for the determination of water-insoluble matter has been added (see 5.5.3);
--- Modified the expression of the net content of the package (see 7.3, 7.2 of the.2010 edition).
This standard was proposed by the China Petroleum and Chemical Industry Federation.
This standard is under the jurisdiction of the National Dyestuff Standardization Technical Committee (SAC/TC134).
Drafting organizations of this standard. Zhejiang Ruihua Chemical Co., Ltd., Jiangsu Demeike Chemical Co., Ltd., Shenyang Chemical Research Institute Co., Ltd., Shenyang
Yangshen Chemical Institute Testing Technology Co., Ltd., National Dyestuff Quality Supervision and Inspection Center.
The main drafters of this standard. Wang Xiaojun, Pu Aijun, Yang Qiqi, Xue Yan, Liu Changjiang, Wang Siliang, Ji Lanqin, Ruan Fangping, Lu Shuang, Lu Guohai.
The previous versions of the standard replaced by this standard are as follows.
---GB/T 25807-2010.
M-ureidoaniline hydrochloride
1 Scope
This standard specifies the requirements, sampling, test methods, inspection rules, marking, labeling, packaging, transportation and testing of meta-ureidoaniline hydrochloride.
Store.
This standard applies to the quality control of meta-ureidoaniline hydrochloride products.
Relative molecular mass. 187.63 (according to.2019 international relative atomic mass)
CAS Number. 59690-88-9
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 601 Preparation of Standard Titration Solution for Chemical Reagents
Preparation of preparations and products used in GB/T 603 chemical reagent test method (GB/T 603-2002, ISO 6353-1.1982, NEQ)
GB/T 2381-2013 Determination of insoluble matter content of dyes and dye intermediates
GB/T 6678-2003 General Rules for Sampling of Chemical Products
GB/T 6682-2008 Analytical laboratory water specifications and test methods (ISO 3696.1987, MOD)
GB/T 8170-2008 Numerical rounding rules and the expression and determination of limit values
3 requirements
The quality requirements of m-ureidoaniline hydrochloride should meet the requirements of Table 1.
Table 1 Quality requirements of m-ureidoaniline hydrochloride
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