FZ/T 52056-2021 English PDFUS$229.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. FZ/T 52056-2021: Selenium-rich viscose staple fiber Status: Valid
Basic dataStandard ID: FZ/T 52056-2021 (FZ/T52056-2021)Description (Translated English): Selenium-rich viscose staple fiber Sector / Industry: Spinning & Textile Industry Standard (Recommended) Classification of Chinese Standard: W52 Word Count Estimation: 10,191 Issuing agency(ies): Ministry of Industry and Information Technology of the People's Republic of China FZ/T 52056-2021: Selenium-rich viscose staple fiber---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.(Rich three viscose staple fiber) ICS 59.060.20 CCS W52 Textile Industry Standard of the People's Republic of China Selenium-enriched viscose staple fiber Published on 2021-08-21 2022-02-01 Implementation Published by the Ministry of Industry and Information Technology of the People's Republic of China forewordThis document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" drafted. Please note that some content of this document may be patented. Publication of this document Institutions do not assume responsibility for identifying patents. This document is proposed by China National Textile and Apparel Council. This document is under the jurisdiction of China National Textile and Apparel Council. This document is drafted by. Hebei Jigao Chemical Fiber Co., Ltd., Shanghai Textile Industry Technical Supervision Institute, Anhui Province Product Quality Supervision Inspection and Research Institute, China Chemical Fiber Industry Association. The main drafters of this document. Li Zhenfeng, Zhang Huanzhi, Ding Zhenhua, Wang Lili, Zhang Zixin, Cui Jiayi. Selenium-enriched viscose staple fiber1 ScopeThis document specifies the terms and definitions, classification and marking, technical requirements, test methods, inspection rules and markings, Requirements for packaging, transportation and storage. This document applies to selenium-enriched viscose staple fibers with a linear density of 1.10dtex~6.70dtex.2 Normative referencesThe contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB 1903.21-2016 National Food Safety Standard Food Nutrition Enhancer Selenium-enriched Yeast GB/T 4146 (all parts) Textile chemical fibers GB 5009.93-2017 National Food Safety Standard for Determination of Selenium in Food GB/T 6503 Test method for moisture regain of chemical fibers GB/T 6504 Test method for oil content of chemical fibers GB/T 8170-2008 Numerical Rounding Rules and Representation and Judgment of Limit Values GB/T 14334 Sampling method of chemical fiber staple fibers GB/T 14335-2008 Test method for linear density of chemical fiber staple fibers GB/T 14336 Test method for short fiber length of chemical fibers GB/T 14337 Test method for tensile properties of chemical fiber staple fibers GB/T 14338 Test method for crimping properties of chemical fiber staple fibers GB/T 14339-2008 Chemical fiber short fiber defect test method FZ/T 50013 Cellulose chemical fiber whiteness test method blue light diffuse reflection factor method FZ/T 50014 Determination method of residual sulfur content of cellulose chemical fibers Direct iodometric method3 Terms and DefinitionsThe terms and definitions defined in GB/T 4146 (all parts) and the following terms and definitions apply to this document. 3.1 Selenium-rich yeast selenium-richyeast Inoculate unmodified yeast strains with suitable fermentation nutrients, and then ferment and culture the sodium selenite contained in the medium. It is converted into organic selenium, then separated and dried to obtain yeast with a total selenium content of 1000mg/kg~2500mg/kg. [Source. GB 1903.21-2016, 1, with modifications] 3.2 Short fiber produced by viscose method using natural cellulose pulp as raw material and adding selenium-enriched yeast. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of FZ/T 52056-2021_English be delivered?Answer: Upon your order, we will start to translate FZ/T 52056-2021_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 FZ/T 52056-2021_English with my colleagues?Answer: Yes. The purchased PDF of FZ/T 52056-2021_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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