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GB/T 27839-2011 English PDF

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GB/T 27839-2011: Test method for hazard classification of hydrazine aqueous solution
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Basic data

Standard ID GB/T 27839-2011 (GB/T27839-2011)
Description (Translated English) Test method for hazard classification of hydrazine aqueous solution
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard A80
Classification of International Standard 13.300
Word Count Estimation 6,695
Date of Issue 2011-12-30
Date of Implementation 2012-08-01
Quoted Standard GB/T 6682; GB/T 15507; 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 characteristics of hazardous substances in aqueous hydrazine classification test of terms and definitions, principles, reagents, instruments, analytical procedures, results calculation methods and classification. This standard applies to substances hazardous properties of hydrazine aqueous classification tests.

GB/T 27839-2011: Test method for hazard classification of hydrazine aqueous solution

---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 hydrazine aqueous solution ICS 13.300 A80 National Standards of People's Republic of China Hydrazine aqueous substances classification of hazardous properties 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, Han Wei, in Yanjun, Li Xue Yang, Zhao Lihua, Xiongzhong Jiang. Hydrazine aqueous substances classification of hazardous properties

1 Scope

This standard specifies the aqueous hydrazine class classification test substance hazardous properties of terms and definitions, principle, reagents, instruments, analysis step, the results Calculation and classification. This standard applies to substances hazardous properties of aqueous hydrazine class classification test.

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. Laboratory use specifications and test methods GB/T 6682 Analysis Determination of GB/T 15507 Quality hydrazine dimethylaminobenzaldehyde spectrophotometry 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" and "on the 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 Toxic substances toxicsubstances After ingestion, inhalation or contact with the skin may cause death or serious injury or damage to human health substances. 3.3 Flammable liquids flammableliquids Flammable liquids release vapor at temperatures commonly referred to as flash point (closed cup test is not higher than 60 ℃, or open-cup test is not higher than 65.6 ℃) Or mixture of liquids, or a solid liquid (such as paints, varnishes, lacquers, etc. contained in a solution, suspension, but does not include because of their Hazardous properties of substances classified as other categories). 3.4 Hydrazine hydrazine In the formula N2H4 characterized chemicals. Principle 4 According to GB/T 15507, under acidic conditions solution, hydrazine and formaldehyde dimethylamino this effect, generate dimethylaminobenzyl azine yellow Compound, at a wavelength of 458nm at the spectrophotometric measurement sample subjected to content of hydrazine, according to the United Nations "Recommendations on the Transport of Dangerous Goods

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