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GB/T 34203-2017 English PDF

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GB/T 34203-2017: Corrosion of metals and alloys -- Air pollutant monitoring and analysis methods
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Basic data

Standard ID GB/T 34203-2017 (GB/T34203-2017)
Description (Translated English) Corrosion of metals and alloys -- Air pollutant monitoring and analysis methods
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard H25
Classification of International Standard 77.060
Word Count Estimation 30,383
Date of Issue 2017-09-07
Date of Implementation 2018-06-01
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

GB/T 34203-2017: Corrosion of metals and alloys -- Air pollutant monitoring and analysis methods

---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.
Corrosion of metals and alloys - Air pollutant monitoring and analysis methods ICS 77.060 H25 National Standards of People's Republic of China Corrosion of metals and alloys Methods for the collection and analysis of atmospheric pollutants 2017-09-07 Posted 2018-06-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed by China Iron and Steel Association. This standard by the National Standardization Technical Committee Steel (SAC/TC183) centralized. This standard was drafted unit. China Ordnance Industry Institute, Institute of Metal Research, Chinese Academy of Sciences, Metallurgical Industry Information Standards Institute. The main drafters of this standard. Yang De mode, Ho Tak Hung, Ling Yong, Wang Yao, Hou Jie, Yi Ping, Su Yan. Corrosion of metals and alloys Methods for the collection and analysis of atmospheric pollutants

1 Scope

This standard specifies the monitoring of air pollutants collection and analysis methods of venues, facilities and equipment, sampling, reagents, monitoring projects and methods and Monitoring records and reports. This standard applies to metal and alloy corrosion in the natural environment during the determination of air pollutants, for other materials and products from However, the atmospheric corrosion to be determined may also refer to the implementation of atmospheric pollutants.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. Laboratory use specifications and test methods for analysis GB/T 6682-2008 GB/T 13580.4 atmospheric precipitation - Determination of pH value Electrode method Determination of sulfate in GB/T 13580.6 atmospheric precipitation GB/T 13580.9 Determination of chloride in the atmosphere Precipitation mercuric thiocyanate spectrophotometry GB/T 14678 Air quality Determination of hydrogen sulfide, methyl mercaptan, dimethyl sulfide and dimethyl sulfide gas chromatography GB/T 15265 Determination of dust in ambient air Gravimetric method Corrosion of metals and alloys - Atmospheric corrosive contaminants - Measurement GB/T 19292.3-2003 HJ479 Ambient air - Determination of nitrogen oxides (nitric oxide and nitrogen dioxide) Naphthalene hydrochloride Ethylenediamine spectrophotometry HJ482 Determination of ambient air sulfur dioxide Formaldehyde absorption - pararosaniline spectrophotometry HJ483 air quality - Determination of sulfur dioxide Tetrachloride - pararosanilide hydrochloride colorimetric method Ambient and exhaust air - Determination of ammonia - Nessler 's reagent spectrophotometric method Stationary sources - Determination of hydrogen chloride in waste gas - Silver nitrate volumetric method Stationary sources - Determination of hydrogen chloride in exhaust - Ion chromatography

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Air pollutants airpolutant Due to natural processes or human activities, substances released into the ambient atmosphere can adversely affect the environment or facilities. 3.2 Instantly sample grabsampling The use of atmospheric sampler within a specified time (usually 1h) for a certain volume of gas collected for the analysis of air pollutant concentrations. 3.3 Continuous sampling continuoussampling The use of hanging film device within the specified time (usually 15d or 30d) for the acquisition of atmospheric sediments for the analysis of atmospheric pollutants The plot rate.

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