GB/T 1628-2020 English PDFUS$429.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 1628-2020: Glacial acetic acid for industrial use Status: Valid GB/T 1628: Historical versions
Basic dataStandard ID: GB/T 1628-2020 (GB/T1628-2020)Description (Translated English): Glacial acetic acid for industrial use Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: G17 Classification of International Standard: 71.080.40 Word Count Estimation: 23,220 Date of Issue: 2020-03-31 Date of Implementation: 2021-02-01 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 1628-2020: Glacial acetic acid for industrial use---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.Glacial acetic acid for industrial use ICS 71.080.40 G17 National Standards of People's Republic of China Replace GB/T 1628-2008 Industrial glacial acetic acid 2020-03-31 release 2021-02-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 1628-2008 "Industrial Glacial Acetic Acid". Compared with GB/T 1628-2008, except for editorial changes The technical changes are as follows. --- The product grade has been cancelled, and the product is divided into two models, Ⅰ and Ⅱ (see Chapter 3, Chapter 3 of the.2008 edition); --- Increased propionic acid index (see Table 1); --- Added the technical requirements for Type Ⅰ and Type Ⅱ products (see Table 1, Table 1 of the.2008 edition); --- Modified the calculation result of the titration method for determining the acetic acid mass fraction (see 4.4.2.4,.2008 version 4.5.2.4); --- Added Karl Fischer Coulomb's electricity method for determining the mass fraction of water, with Karl Fischer method (general method) as the arbitration method (see 4.5); --- Added gas chromatography external standard method in the determination of formic acid mass fraction (see 4.6.2.5.2); --- Added test method for propionic acid project (see 4.11). This standard was proposed by the China Petroleum and Chemical Industry Federation. This standard is under the jurisdiction of the National Chemical Standardization Technical Committee (SAC/TC63). This standard was drafted by. Jiangsu Thorpe (Group) Co., Ltd., Yankuang Lunan Chemical Co., Ltd., Shanghai Huayi Energy Chemical Co., Ltd., Celanese (Nanjing) Chemical Co., Ltd., Shandong Hualu Hengsheng Chemical Co., Ltd., Tianjin Bohua Yongli Chemical Co., Ltd., He Nanlongyu Coal Chemical Co., Ltd., Kingboard (Hebei) Coking Co., Ltd., Yangzijiang Acetate Chemical Co., Ltd., Nantong Baichuan New Materials Co., Ltd. Division, China Petroleum & Chemical Corporation Beijing Chemical Research Institute. The main drafters of this standard. Hu Zonggui, Ge Lixin, Huang Yu, Liu Qiang, Ling Guozhen, Liu Zhongfa, Liu Yaohua, Lu Jian, Liu Xia, Liu Pintao, Jia Yekui, Hao Yuxia, Qin Ronglin, Li Zhiyuan, Mao Zhiwang, Feng Renqing, Zhang Fujin, Hu Chonglan, Chen Minglei, Zhang Xinglei. This standard replaces GB/T 1628-2008; The previous releases of GB/T 1628-2008 are. --- GB/T 1628-1979, GB/T 1628-1989, GB/T 1628.1-2000; --- GB/T 1628.2-2000; --- GB/T 1628.3-2000; --- GB/T 1628.4-2000; --- GB/T 1628.5-2000; --- GB/T 1628.6-2000; --- GB/T 1628.7-2000. Industrial glacial acetic acid Warning-This standard does not indicate all possible safety issues. The user is responsible for taking appropriate safety and health measures and ensuring that The certificate complies with the conditions stipulated by relevant national regulations.1 ScopeThis standard specifies the technical requirements, test methods, inspection rules and signs, packaging, transportation and storage of glacial acetic acid for industrial use. This standard applies to the production, inspection and sale of glacial acetic acid for industrial use. Molecular formula. C2H4O2 Relative molecular mass. 60.05 (according to.2016 international relative atomic mass)2 Normative referencesThe following documents are essential for the application of this document. For dated references, only the dated version applies to this article Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document. GB 190 Dangerous Goods Packaging Mark Preparation of GB/T 601 chemical reagent standard titration solution GB/T 602 Preparation of standard solution for determination of impurities in chemical reagents GB/T 603 Preparation of preparations and products used in chemical reagent test methods GB/T 3049 General method for determination of iron content in industrial chemical products 1,10-phenanthroline spectrophotometry GB/T 3143 Color Determination Method for Liquid Chemical Products (Hazen Unit --- Platinum-Cobalt Color Number) GB/T 3723 Safety General Rules for Sampling of Industrial Chemical Products GB/T 6283 Determination of water content in chemical products Karl Fischer method (general method) GB/T 6324.2 Test methods for organic chemical products Part 2. Determination of dry residue after evaporation on volatile organic liquid water bath GB/T 6324.8 Test Methods for Organic Chemical Products Part 8. Determination of Moisture in Liquid Products Karl Fischer Coulometric Method GB/T 6678 General Principles of Sampling for Chemical Products GB/T 6680 General Rules for Sampling of Liquid Chemical Products GB/T 6682 Analysis laboratory specifications and test methods GB/T 7533 Determination method of crystallization point of organic chemical products GB/T 8170 Numerical Rounding Rules and Representation and Judgment of Limit Values GB/T 9722 General Principles of Gas Chromatography for Chemical Reagents GB/T 21187 Atomic Absorption Spectrophotometer3 Technical requirements3.1 Appearance. transparent liquid, no suspended matter and mechanical impurities. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 1628-2020_English be delivered?Answer: Upon your order, we will start to translate GB/T 1628-2020_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. 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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 1628-2020?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 1628-2020 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. |
