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GB/T 27838-2011 English PDF

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GB/T 27838-2011: Test method for hazard classification of alkyl sulphonic acids and aryl sulphonic acid mixtures
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Basic data

Standard ID GB/T 27838-2011 (GB/T27838-2011)
Description (Translated English) Test method for hazard classification of alkyl sulphonic acids and aryl sulphonic acid mixtures
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard A80
Classification of International Standard 13.300
Word Count Estimation 6,622
Date of Issue 2011-12-30
Date of Implementation 2012-08-01
Quoted Standard GB/T 601; GB/T 6682; GB/T 8447; UNITAR ST/SG/AC.10/1, UNECE ST/SG/AC.10/11
Regulation (derived from) Announcement of Newly Approved National Standards No. 23 of 2011
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This standard specifies the alkyl sulfonic acids and aryl sulfonic acids hazardous characteristics classification test of terms and definitions, principles, reagents, instruments, free sulfuric acid assay methods and classification. This standard applies to alkyl sulfonate and aryl sulfonic acids hazardous characteristics classification tests.

GB/T 27838-2011: Test method for hazard classification of alkyl sulphonic acids and aryl sulphonic acid mixtures


---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.
Test method for hazard classification of alkylsulphonic acids and arylsulphonic acid mixtures ICS 13.300 A80 National Standards of People's Republic of China Alkyl sulfonic acids and aryl sulfonic acids hazardous properties Classification Issued on. 2011-12-30 2012-08-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard reference of the United Nations "on the Recommendations on the Transport of Dangerous Goods Model Regulations" (sixteenth revised edition) and the United Nations "on the crisis Dangerous Goods Recommendations on the Transport Manual of Tests and Criteria "(fifth revised edition). This standard by the national Chemicals Management Standards Technical Committee dangerous (SAC/TC251) and focal points. This standard was drafted. Hunan Entry-Exit Inspection and Quarantine Technology Center, Tianjin CIQ, Jiangnan University. The main drafters of this standard. Wangli Bing, in Yanjun, Chi Feng Jie, Zhao Qing, Han Wei, Xiong Zhongjiang. Alkyl sulfonic acids and aryl sulfonic acids hazardous properties Classification

1 Scope

This standard specifies the alkyl sulfonic acids and aryl sulfonic acids classified test hazardous properties of terms and definitions, principle, reagents, instruments, free Determination of sulfuric acid and classification. This standard applies to alkyl sulfonic acids and aryl sulfonic acids hazardous properties classification tests.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. Preparation of GB/T 601 chemical reagent standard titration solution Laboratory use specifications and test methods GB/T 6682 Analysis GB/T 8447 Industrial linear alkyl benzene sulfonate United Nations "on the Recommendations on the Transport of Dangerous Goods Model Regulations" (sixteenth revised edition) United Nations "on the Transport of Dangerous Goods Manual of Tests and Criteria Recommendations" (fifth revised edition)

3 Terms and Definitions

United Nations "on the Recommendations on the Transport of Dangerous Goods Model Regulations", "Transport of Dangerous Goods Recommendations Tests and Criteria hand Book "is defined in the following terms and definitions apply to this document. 3.1 Corrosive substances corrosivesubstances When in contact with biological tissue can cause serious injury, or serious damage when leakage can even destroy other goods or the means of transport. 3.2 Alkyl sulfonic acid alkylsulphonicacids In the formula R-SO3H (R is an alkyl group) is characterized by chemicals. 3.3 Arylsulfonate arylsulphonicacids In the formula R-C6H4-SO3H (R is an alkyl group) characterized by chemicals. Principle 4 According to GB/T 8447 with dithizone as indicator, titrated with an acetone solution of a sample solution of lead nitrate standard buffer, measured alkyl sulfonic acid And aryl sulfonic acids content of free sulfuric acid, and in accordance with the United Nations "on the Recommendations on the Transport of Dangerous Goods Model Regulations" in Classification grading.

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