GB/T 29642-2013 English PDFUS$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 29642-2013: Rubber seals -- Method for extraction by using water Status: Valid
Basic dataStandard ID: GB/T 29642-2013 (GB/T29642-2013)Description (Translated English): Rubber seals -- Method for extraction by using water Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: G43 Classification of International Standard: 83.140.50 Word Count Estimation: 8,873 Quoted Standard: GB/T 5750.11-2006; GB/T 6682; GB 9985 Regulation (derived from): National Standards Bulletin 2013 No. 17 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: contact with water area than in 20cm2/L or less rubber seal products water extract preparation. This standard applies to: water pipe rubber seal products with physical and chemical testing of water quality water extract Preparatio GB/T 29642-2013: Rubber seals -- Method for extraction by using water---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.Rubber seals. Method for extraction by using water ICS 83.140.50 G43 National Standards of People's Republic of China Rubber seal products flooding the preparation of liquid Issued on. 2013-09-06 2014-01-31 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThis standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Rubber and rubber products Standardization Technical Committee (SAC/TC35) centralized. This standard is mainly drafted by. Northwest Rubber Plastic Research and Design Institute, People's Republic of China Putian CIQ. The main drafters of this standard. Tongyu Gui, Chen Qin Jian, Cao Yuanli, forest, Fu Junyuan, Fang Guangwei, Huang Ping, Yan Zhihua, Zheng Zhiming. Rubber seal products flooding the preparation of liquid1 ScopeThis standard specifies a method for preparing the area of \u200b\u200bcontact with water in the ratio of 20cm2/L or less rubber seal products flooding the liquid. This standard applies to water pipe rubber seal products with physical and chemical testing of water quality flooding preparation liquid.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 5750.11-2006 Standard examination methods for drinking water disinfectants Index Laboratory use specifications and test methods GB/T 6682 Analysis GB 9985 hand dishwashing detergents3 Terms and DefinitionsThe following terms and definitions apply to this document. 3.1 Soaking water aqueoussolutionforextractiontest Formulated as an aqueous solution according to the method prescribed requirements for sample water leaching test. 3.2 Leachate extractsolution Samples were obtained by flooding after the test sample solution.4 Reagents and Instruments4.1 Overview. Unless otherwise specified, water as a water GB/T 6682 regulations, reagents were of analytical grade. Test appliance shall be tested items Objective requires clean; microbiological tests must be pre-sterilized containers used during the test should be taken to prevent microbial contamination. 4.2 plug Erlenmeyer flask, 1000mL. 4.3 cylinder, 500mL. 4.4 water bath oscillator, temperature control accuracy of 1 ℃, can cyclotron oscillations, with cover. 4.5 glass funnel, 100mL. 4.6 chlorine stock solution. Take 7.3mL sodium hypochlorite solution (5% NaClO), diluted with water to 200mL, stored in a sealed brown bottle with stopper In, 20 ℃ stored. According to GB/T 5750.11-2006 in 2.1.5.3 ~ 2.1.6 Step calibrated and calculated chlorine content, Value is designated as "A". Validity of the week. NOTE. chlorine content of chlorine in this way prepared stock solution was about 0.086% (0.86mg/mL). 4.7 chlorine solution (2.0mg/L). Take appropriate volume of chlorine stock solution (4.6), diluted with water to the required volume. We need access to chlorine reserve The amount of liquid, according to equation (1). V = 2.0 × B/A (1) ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 29642-2013_English be delivered?Answer: Upon your order, we will start to translate GB/T 29642-2013_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 29642-2013_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 29642-2013_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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