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Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 29899-2024: Determination of the emission of volatile organic compounds from wood-based panels and furnishing products - Small chamber method Status: Valid GB/T 29899: Historical versions
Basic dataStandard ID: GB/T 29899-2024 (GB/T29899-2024)Description (Translated English): Determination of the emission of volatile organic compounds from wood-based panels and furnishing products - Small chamber method Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: B70 Classification of International Standard: 79.060.01 Word Count Estimation: 26,221 Date of Issue: 2024-03-15 Date of Implementation: 2024-10-01 Older Standard (superseded by this standard): GB/T 29899-2013 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 29899-2024: Determination of the emission of volatile organic compounds from wood-based panels and furnishing products - Small chamber method---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. ICS 79.060.01 CCSB70 National Standards of People's Republic of China Replaces GB/T 29899-2013 Volatile organic compounds in wood-based panels and their products Release test method Small release chamber method Released on 2024-03-15 2024-10-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface I 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Principle 3 5 Instruments and Equipment 3 6 Samples and test pieces 3 7 Test Step 4 8 Result calculation and presentation 6 9 Test Report 7 Appendix A (Normative) General technical requirements for small release chamber systems 9 Appendix B (Normative) Determination of Volatile Organic Compounds 14 Appendix C (Normative) Determination of Aldehyde and Ketone Compounds 18 Appendix D (Normative) Test conditions for commonly used wood-based panels and their products 23ForewordThis document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GB/T 29899-2013 "Test method for emission of volatile organic compounds from wood-based panels and their products - Small-scale emission test method" Compared with GB/T 29899-2013, in addition to structural adjustments and editorial changes, the main technical changes are as follows. --- Changed the scope (see Chapter 1, Chapter 1 of the.2013 edition); --- Changed the definition of volatile organic compounds and added the definition of total aldehyde and ketone compounds (see Chapter 3,.2013 edition, chapter); --- Changed the specimen preparation to sample and specimen, and added the common load rate (see Chapter 6, Chapter 6 of the.2013 edition); --- Changed the test conditions to test conditions, and added common test conditions (see 7.1.2, 7.1.2 of the.2013 edition); --- Changed the sampling time to be determined by the test cycle (see 7.4, 7.4 of the.2013 edition); --- Changed the general rules for air sampling and deleted the sampling clause for formaldehyde (see 7.6, 7.6 of the.2013 edition); --- Changed the sampling analysis and deleted the formaldehyde analysis clause (see 7.6, 7.7 of the.2013 edition); --- Added calculation and expression of mass release rate (see 8.3); --- Small release capsule system and small release capsule system example are merged into general technical conditions for small release capsule system (see Appendix A, Appendix A and Appendix D of the.2013 edition); --- Added formaldehyde-DNPH derivatives and revised the chromatographic elution diagram of typical aldehydes and ketones-DNPH derivatives (see Appendix C,.2013 Appendix C of the.2011 edition); --- Added test conditions for commonly used wood-based panels and their products (see Appendix D). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the State Forestry and Grassland Administration. This document is under the jurisdiction of the National Technical Committee for Standardization of Wood-Based Panels (SAC/TC198). This document was drafted by. Nanjing Customs Industrial Products Testing Center, Zhejiang Shiyou Wood Industry Co., Ltd., Zhejiang Shenghua Yunfeng New Materials Co., Ltd. Co., Ltd., Xiamen Green Biotechnology Co., Ltd., Dehua Rabbit Baby Decoration New Materials Co., Ltd., Chinese Academy of Forestry Industrial Research Institute, Northeast Forestry University, Aiketai New Materials (Nanjing) Co., Ltd., Jinhua Hairi Home Furnishing Co., Ltd., Qiannianzhouxin Materials Technology Group Co., Ltd., Jiangsu Jiashijia New Materials Group Co., Ltd., Jiusheng Flooring Co., Ltd., Ruijin Jitai Recycling Resources Co., Ltd., Guangdong Product Quality Supervision and Inspection Institute, Xuzhou Inspection and Testing Center, Pizhou Market Supervision Comprehensive Inspection and Testing Center Center, Jilin Product Quality Supervision and Inspection Institute, Muni Testing Equipment (Shanghai) Co., Ltd., Dongguan Sheng Micro-Electromechanical Equipment Technology Co., Ltd., Jilin Nanhai Nat Technology Co., Ltd., Shanghai Puxu Environmental Protection Technology Co., Ltd., and Shanghai Tuopu Environmental Protection Equipment Co., Ltd. The main drafters of this document are. Lu Zhigang, Wu Jing, Zhang Zhang, Zhu Haiou, Zhang Guizhen, Long Ling, Shen Jun, Ni Yuezhong, Shi Yaofang, Chen Zhiyong, Li Jianzhang, Zhang Qian, Yuan Jifa, Lu Tonghua, Wang Guanghui, Xu Li, Zhu Jiawen, Lai Deming, Wu Luming, Ge Youde, Zhao Shoucheng, Bu Huanguo, Xia Keyu, Xiao Hua, Shen Judong, and Zhang Zhixiang. The previous versions of this document and the documents it replaces are as follows. ---First published in.2013 as GB/T 29899-2013; ---This is the first revision. Volatile organic compounds in wood-based panels and their products Release test method Small release chamber method1 ScopeThis document describes the volatile organic compounds (VOCs), total volatile organic compounds, aldehydes and ketones in wood-based panels and their products. Small release chamber test method for the release of aldehydes and total ketone compounds. This document applies to volatile organic compounds (VOCs), total volatile organic compounds (TVOCs) and Determination of the release of substances, aldehydes and ketones and total aldehydes and ketones.2 Normative referencesThe contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 6682 Specifications and test methods for water used in analytical laboratories GB/T 18259-2018 Terminology of wood-based panels and their surface decoration GB/T 36055 Analysis methods for forestry biomass raw materials - Determination of moisture content JJF(Building Materials)182-2021 Calibration Specification for Environmental Test Chambers for Volatile Detection of Building Materials Products JJF1101-2019 Environmental test equipment temperature and humidity parameter calibration specification JB/T 9512-2018 Determination of the sound power level of emitted noise of climate environment test equipment by sound pressure method3 Terms and definitionsThe terms and definitions defined in GB/T 18259-2018 and the following apply to this document. 3.1 Air exchange rate airchangerate The ratio of the volume of air entering the release chamber per unit time to the effective volume of the release chamber. 3.2 ventilation rate The volume of air entering the release chamber per unit time. 3.3 Surface wind speed airvelocity The air flow velocity on the surface of the specimen in the release chamber. 3.4 Test periodtestperiod The length of time between the start of the experiment and the end of sampling. 3.5 All organic compounds released from the test specimen and detected in the air at the outlet of the release chamber. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 29899-2024_English be delivered?Answer: Upon your order, we will start to translate GB/T 29899-2024_English as soon as possible, and keep you informed of the progress. 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