GB/T 37840-2019 in English
VALIDDetermination of volatile organic compounds in electrical and electronic products—Gas chromatography-mass spectrometry method
- Issued on:2019-08-30
- Implemented on:2020-03-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$214.00
《GB/T 37840-2019电子电气产品中挥发性有机化合物的测定 气相色谱-质谱法》由TC297(全国电工电子产品与系统的环境标准化技术委员会)归口,TC297SC3(全国电工电子产品与系统的环境标准化技术委员会有害物质检测方法分会)执行,主管部门为国家标准化管理委员会。
Introduction
GB/T 37840—2019 Standard Overview
This standard specifies the determination method of volatile organic compounds (VOC) in electronic and electrical products, using gas chromatography-mass spectrometry (GC-MS), and is applicable to the detection of volatile organic compounds in electronic and electrical products.
Explanation of core terms
| Terms | Definition |
|---|---|
| VOC | Volatile organic compounds refer to organic compounds released under specific conditions. |
| TVOC | Total volatile organic compounds refer to the sum of all volatile organic compounds. |
| Release test chamber | Test equipment that simulates the product release environment and is used to control temperature, humidity and air flow rate. |
Comparison of Standard Frameworks
| Dimensions | GB/T 37840—2019 | ISO 16000-6 | ISO 16000-9 |
|---|---|---|---|
| Scope of Application | Electronic and Electrical Products | Indoor Air Quality | Building Decoration Materials |
| Sampling Method | Tenax-TA Adsorption Tube | Active Sampling Method | Release Test Chamber Method |
| Analytical Equipment | Gas Chromatography-Mass Spectrometer (GC-MS) | GC-FID | GC-MS |
Implementation Recommendations
1. Equipment Selection:It is recommended to use a gas chromatograph-mass spectrometer (GC-MS) and Tenax-TA adsorption tube that meet the standard requirements.
2. Sample Handling:Ensure that the samples are strictly sealed before testing to avoid contamination, and control storage conditions.
3. Operation Specifications:Set the temperature, humidity and air exchange rate parameters strictly in accordance with the standard requirements to ensure that the background concentration of the test chamber meets the requirements.

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