GB/T 34243-2017 English PDFUS$299.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 34243-2017: Test method for pervaporation dehydration membranes Status: Valid
Basic dataStandard ID: GB/T 34243-2017 (GB/T34243-2017)Description (Translated English): Test method for pervaporation dehydration membranes Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J77 Word Count Estimation: 15,110 Date of Issue: 2017-09-07 Date of Implementation: 2018-04-01 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 34243-2017: Test method for pervaporation dehydration membranes---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 pervaporation dehydration membranes ICS 19.020 J77 National Standards of People's Republic of China Permeate gasification permeable membrane performance test method 2017-09-07 Posted 2018-04-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard by the National Standardization Technical Committee membrane separation (SAC/TC382) and focal point. This standard was drafted unit. Shandong Blue King Membrane Technology Engineering Co., Ltd., Chengdu Institute of Organic Chemistry, Chinese Academy of Sciences, Jiangsu nine days high Science and Technology Co., Ltd., Tsinghua University, Nanjing University of Technology, Wuhan Zhihong Si Bo Chemical Technology Co., Ltd., Beijing clear water source membrane technology limited Company, China Chemical Economic and Technological Development Center, Tianjin Membrane Engineering Co., Ltd. The main drafters of this standard.Chen Cuixian, Zhang Pengxia, Zhang Xiaoming, with pink Juan, Li Jiding, Gu Xuehong, Zhou Zhihui, Shu Shuren, Ding Shizhou, Xue Yan, Fan Yun double, according to Yang lemon. Permeate gasification permeable membrane performance test method1 ScopeThis standard specifies the permeate gasification permeable membrane permeability flux and separation factor of the test method. This standard applies to the permeability of organic solvent dehydration gasification flat membrane, permeate gasification tubular membrane and vapor permeation tube membrane performance test.2 Normative referencesThe 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 6682-20083 Terms and definitionsThe following terms and definitions apply to this document. 3.1 Pervaporation Pervaporation The separation of the components is achieved by the difference in the rate of dissolution and diffusion of the liquid mixture components in the membrane. [GB/T 20103-2006, Definition 6.2.7] 3.2 Vapor penetration vapourpermeation The separation of the components is achieved by the difference in the rate of dissolution and diffusion of the components of the vapor mixture in the membrane. [GB/T 20103-2006, Definition 6.2.8] 3.3 Pervaporation vaporization membrane pervaporationdehydrationmembrane Preferential permeation of water through the gasification membrane. 3.4 Flat membrane membrane flatmembrane Shape for the flat sheet or paper film. [GB/T 20103-2006, Definition 2.1.27] 3.5 Tubular membrane tubular memrrane The shape of the tube, a diameter of 6mm ~ 24mm film. 3.6 Permeate permeate Part of the material through the membrane. 3.7 Membrane flow membraneurfaceflowvelocity The linear velocity of the feedstock (liquid or vapor) flowing on the membrane surface. 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