GB/T 37757-2019 English PDF

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GB/T 37757-2019: Determination of emission rate of volatile organic compounds from materials and components used in electrical and electronic products - Emission test chamber-gas chromatography mass spectrometry
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 37757-2019	279	Add to Cart	3 days	Determination of emission rate of volatile organic compounds from materials and components used in electrical and electronic products - Emission test chamber-gas chromatography mass spectrometry	Valid

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Basic data

Standard ID: GB/T 37757-2019 (GB/T37757-2019)
Description (Translated English): Determination of emission rate of volatile organic compounds from materials and components used in electrical and electronic products - Emission test chamber-gas chromatography mass spectrometry
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: L10
Classification of International Standard: 31.020
Word Count Estimation: 14,193
Date of Issue: 2019-06-04
Date of Implementation: 2020-01-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 37757-2019: Determination of emission rate of volatile organic compounds from materials and components used in electrical and electronic products - Emission test chamber-gas chromatography mass spectrometry

---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.
Determination of emission rate of volatile organic compounds from materials and components used in electrical and electronic products--Emission test chamber-gas chromatography mass spectrometry ICS 31.020 L10 National Standards of People's Republic of China Materials and components for electrical and electronic products Determination of volatile organic matter release rate Release test chamber-gas chromatography-mass spectrometry Published on.2019-06-04 2020-01-01 implementation State market supervision and administration China National Standardization Administration issued

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed and managed by the Environmental Standardization Technical Committee (SAC/TC297) of the National Electrical and Electronic Products and Systems. This standard was drafted. China Electronics Technology Standardization Research Institute, Shenzhen Saixi Information Technology Co., Ltd., China Conformity Assessment National Recognition Can Center, Dongguan Shengwei Electromechanical Equipment Technology Co., Ltd., Beijing Labor Protection Science Research Institute, Shimadzu Enterprise Management (China) Co., Ltd. Division, Shenzhen Entry-Exit Inspection and Quarantine Bureau, China Taier Laboratory, China Testing and Testing and Certification Group Co., Ltd. the company. The main drafters of this standard. Gao Jian, Liu Jia, Cheng Tao, Xia Keyu, Zhu Zuogang, Song Yi, Yu Shuyuan, Lu Chunyang, Su Hongwei, He Xiaoyan. Materials and components for electrical and electronic products Determination of volatile organic matter release rate Release test chamber-gas chromatography-mass spectrometry Caution - Personnel using this standard should have practical experience in formal laboratory work. This standard does not indicate all possible security questions. question. It is the responsibility of the user to take appropriate safety and health measures and to ensure compliance with the conditions set by the relevant national regulations.

1 Scope

This standard specifies the release test chamber for the release rate of volatile organic compounds in materials and parts for electrical and electronic products - gas phase color Spectral mass spectrometry (GC-MS) test method. This standard applies to the determination of the release rate of volatile organic compounds in materials and parts for electrical and electronic products. This standard does not apply to the determination of the rate of release of volatile organic compounds in electrical and electronic products.

2 Terms and definitions

The following terms and definitions apply to this document. 2.1 Component components Non-machine products consisting of different components and molding materials. 2.2 Volatile organic compounds volatileorganiccompounds; VOC Sampling with 2,6 diphenylfuran porous polymer resin (Tenax-TA), using a gas chromatographic column with a polarity index of less than 10 An organic compound having a retention time between n-hexane and n-hexadecane. 2.3 Total volatile organic compound total volatileorganiccompound; TVOC Using Tenax-TA sampling, analysis was performed using a gas chromatographic column with a polarity index of less than 10, retention times in n-hexane and positive sixteen The sum of all organic compounds between the alkane. [GB/T 18883-2002, definition 3.2] 2.4 Release test cabin emissiontestchamber It consists of a cabin, an air circulation device, an air exchange device, an air purification device, a temperature and relative humidity control device, and a monitoring device. Test equipment with controlled operating parameters for simulating the release environment of volatile organic compounds. 2.5 Air exchange rate airexchangerate The ratio of the volume of fresh air released in the test chamber to the volume of the no-load release test chamber per unit time. Note. The unit is hourly (h-1). 2.6 Release rate The mass of a certain VOC released in the sample to be measured per unit time or the quality of the TVOC. ......

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