GB/T 23667-2019 English PDF

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GB/T 23667-2019: 2, 5-Dichloroaniline
Status: Valid

GB/T 23667: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23667-2019	199	Add to Cart	3 days	2, 5-Dichloroaniline	Valid
GB/T 23667-2009	399	Add to Cart	3 days	2, 5-Dichloroaniline	Obsolete

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Basic data

Standard ID: GB/T 23667-2019 (GB/T23667-2019)
Description (Translated English): 2, 5-Dichloroaniline
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G56
Classification of International Standard: 71.100.01; 87.060.10
Word Count Estimation: 10,164
Date of Issue: 2019-12-31
Date of Implementation: 2020-11-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 23667-2019: 2, 5-Dichloroaniline

---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.
2, 5-Dichloroaniline ICS 71.100.01; 87.060.10 G56 National Standards of People's Republic of China Replaces GB/T 23667-2009 2,5-dichloroaniline 2019-12-31 release 2020-11-01 implementation State Administration of Market Supervision Published by the National Standardization Administration

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 23667-2009 `` 2,5-Dichloroaniline ''. Compared with GB/T 23667-2009, except for editorial changes The technical changes are as follows. --- Amend "CASRN" to "CAS number." (See Chapter 1, Chapter 1 of the.2009 edition); --- Deleted the normative reference documents for analytical laboratory water (see Chapter 2 of the.2009 edition); --- Increase the total amount of chloroaniline projects and indicators (see Chapter 3); --- Modify the appearance indicators of first-class products (see Chapter 3, see Chapter 3 of the.2009 edition); --- Modified the purity index and first-class index (see Chapter 3, see Chapter 3 of the.2009 edition); --- Modified the quality index and first-class index of water quality score (see Chapter 3, see Chapter 3 of the.2009 edition); --- Modified the description of safety information (see 4.1, 4.1 of.2009 version); --- Amended the content included in the safety technical specification (see 4.2, 4.2 of the.2009 version); --- Modified the appearance evaluation method (see 6.2,.2009 version 6.2); --- Increase the calculation method of the total amount of chloroaniline (see 6.3.7); --- Revised the quality specification of methanol for the determination of 2,5-dichloroaniline purity (see 6.4.3, 6.4.2 of the.2009 edition); --- Increased the allowable difference between the measured sample amount and the measurement result of the moisture determination (see 6.5); --- Removed the provisions of the production license number "(if applicable)" in the sign (see 8.1 of the.2009 edition); --- Modified the allowable difference of the net content of the package (see 8.3, 8.2 of the.2009 edition). This standard was proposed by the China Petroleum and Chemical Industry Federation. This standard is under the jurisdiction of the National Dye Standardization Technical Committee (SAC/TC134). This standard was drafted. Jiangsu Ruixiang Chemical Co., Ltd., Shenyang Shenhua Institute Testing Technology Co., Ltd., and Shenyang Chemical Research Institute Co., Ltd. Division, National Dye Quality Supervision and Inspection Center. The main drafters of this standard. Zhu Bin, Pu Aijun, Tao Xin, Wang Ming, Xue Yan, Dai Youjun, Zuo Qing, and Zhao Zhimin. The previous versions of the standards replaced by this standard are. --- GB/T 23667-2009. 2,5-dichloroaniline Caution --- Personnel using this standard should have practical experience in regular laboratory work. This standard does not address all possible security issues. question. It is the responsibility of the user to take appropriate safety and health measures and to ensure compliance with the conditions stipulated by relevant national regulations.

1 Scope

This standard specifies requirements for 2,5-dichloroaniline, safety information, sampling, test methods, inspection rules, and marking, labeling, packaging, and shipping. Lose and store. This standard applies to the quality control of 2,5-dichloroaniline products. Structural formula. Molecular formula. C6H5Cl2N Relative molecular mass. 162.02 (according to.2017 international relative atomic mass) CAS No .. 95-82-9

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB 190 Dangerous Goods Packaging Mark GB/T 191-2008 Packaging, storage and transportation icon GB/T 2384-2015 General method for determination of melting point range of dye intermediates GB/T 2386-2014 Determination of moisture in dyes and dye intermediates GB/T 6678-2003 General sampling rules for chemical products GB/T 8170-2008 Numerical rounding rules and expression and judgment of limit values GB/T 9722-2006 General rules for chemical reagent gas chromatography GB 12268-2012 List of dangerous goods GB 12463 General Technical Conditions for Dangerous Goods Transport Packaging GB 15258 regulations for the preparation of chemical safety labels GB 15603 General Storage Rules for Common Chemical Dangerous Goods GB/T 16483 Chemical safety data sheet content and item sequence

3 Requirements

See Table 1 for the quality requirements of 2,5-dichloroaniline. ......

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