GB/T 1631-2008 English PDFUS$78.00 ยท In stock
Delivery: <= 1 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 1631-2008: Designation system and basis for specifications of ion exchange resins Status: Valid GB/T 1631: Historical versions
Basic dataStandard ID: GB/T 1631-2008 (GB/T1631-2008)Description (Translated English): Designation system and basis for specifications of ion exchange resins Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: G31 Classification of International Standard: 83.080.01 Word Count Estimation: 6,67 Date of Issue: 2008-06-30 Date of Implementation: 2009-02-01 Older Standard (superseded by this standard): GB/T 1631-1979 Regulation (derived from): National Standard Approval Announcement 2008 No.10 (Total No.123) Issuing agency(ies): General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 Summary: This standard specifies the classification of ion- exchange resins, method name and model. This standard applies to the ion exchange resin classification, names and model numbers. GB/T 1631-2008: Designation system and basis for specifications of ion exchange resins---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.Designation system and basis for specifications of ion exchange resins ICS 83.080.01 G31 National Standards of People's Republic of China Replacing GB/T 1631-1979 Ion exchange resin naming system and basis for specifications Posted 2008-06-30 2009-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThis standard replaces GB/T 1631-1979 "ion exchange resins classification, nomenclature and models." This standard compared with GB/T 1631-1979, the main changes are as follows. --- Named formal reference to the principles of ISO of the product named. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee plastic universal methods and products Club (SAC/TC15/SC4) centralized. This standard is mainly drafted by. Su Qing Water Treatment Engineering Group Corporation, Xi'an Thermal Power Research Institute, the National synthetic resinous Inspection Center, winning glory Zhejiang Industrial Co., Ltd., Zibo Chemical Co., Ltd. East The main drafters of this standard. Jiang Huiping, Qian Ping, Wang Guang Zhu, Wang Jiandong, Shen Jianhua, Di Jinghua. This standard replaces the standards previously issued as follows. --- GB/T 1631-1979. Ion exchange resin naming system and basis for specifications1 ScopeThis standard specifies the method of ion exchange resins classification, nomenclature and models. This standard applies to the ion exchange resin category, name and model number.2 Name and specificationsIon exchange resins are named according to the following specifications and standard mode, see Table 1. Table 1 ion exchange resin and a naming model specifications name Logo block National standard base name Single group Character Group Character Group Character Group Character Group Character Group Character Group The countries named by the standard number, name and basic individual sets. Basic Name. ion exchange resins, where the classification is acidic should base Before the name plus "Yang" word; is classified as basic, in front of the base name plus "Yin" word. To name a clear, single group was divided into the following letter contains Interest groups of six characters. --- 1 Character Group. Ion-exchange resins, gel-type sub-patterns and macroporous two kinds. Where the said macroporous resin having physical pore structure, Before the full name plus "D" to show the difference. --- Character Group 2. representative of the product breakdown of functional groups, functional groups and classification codes are shown in Table 2. Classification Table 2 character group 2 product functional groups used in the code Numerals Category Name The name of the functional group 0 acid sulfonic acid group A weakly acidic carboxylic acid group and a phosphoric group 2 strong base quaternary amine, etc. 3 weak base of primary, secondary, tertiary amine groups, etc.4 amine acid chelating group and the like5 Gender strong base - weak acid weak base - weak acid 6 hydroquinone redox thiol group, etc. --- Character Group 3. skeleton figures represent the classification, classification code and skeleton are shown in Table 3. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 1631-2008_English be delivered?Answer: Upon your order, we will start to translate GB/T 1631-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically in 24 hours. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 1631-2008?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 1631-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
