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GB/T 24320-2021: Recycled fiber pulp Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB/T 24320: Historical versions
Similar standardsGB/T 24320-2021: Recycled fiber pulp---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT24320-2021GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 85.040 CCS Y 31 Replacing GB/T 24320-2009 Recycled Fiber Pulp ISSUED ON: NOVEMBER 26, 2021 IMPLEMENTED ON: DECEMBER 01, 2022 Issued by: State Administration for Market Regulation; Standardization Administration of the People’s Republic of China. Table of ContentsForeword ... 3 1 Scope ... 5 2 Normative References ... 5 3 Terms and Definitions ... 6 4 Product Classification ... 6 5 Requirements ... 7 6 Test Method ... 8 7 inspection Rules ... 8 8 Marking, Packaging, Transportation, and Storage ... 9ForewordThis Document was drafted as per the rules specified in GB/T 1.1-2020 Directives for Standardization – Part 1: Rules for the Structure and Drafting of Standardizing Documents. This Document replaced GB/T 24320-2009 Recycled Fiber Pulp. Compared with GB/T 24320- 2009, the major technical changes of this Document are as follows besides the structural adjustments and editorial modifications: a) Change the scope (see Clause 1 of this Edition; Clause 1 of the 2009 Edition); b) Change the English equivalent and definition of the term "recycled fiber pulp" (see 3.1 of this Edition; 3.1 of the 2009 Edition); c) Change the expressions and the corresponding English equivalents of the terms "non- deinked recycled fiber pulp" and "deinked recycled fiber pulp" (see 3.2 and 3.3 of this Edition; 3.2 and 3.3 of the 2009 Edition); d) Change the expressions, English equivalents and definitions of the terms "deinked and unbleached recycled fiber pulp" and "deinked and bleached recycled fiber pulp" (see 3.4 and 3.5 of this Edition; 3.4 and 3.5 of the 2009 Edition); e) Change the product classification (see Clause 4 of this Edition; Clause 4 of the 2009 Edition); f) Change "brightness" to "D65 brightness" and change the specified value (see Table 1 of this Edition; Table 1 of the 2009 Edition); g) Delete the "delivery moisture" indicator (see Table 1 of the 2009 Edition); h) Add the heavy metal content requirements for recycled fiber pulp used in the production of household paper such as toilet paper, tissue, toilet seat cover and cultural paper for babies and children (see 5.2 of this Edition); i) Change the test method of the "dustiness" index (see 6.3 of this Edition; 6.6 of the 2009 Edition). Please note some contents of this Document may involve patents. The issuing agency of this Document shall not assume the responsibility to identify these patents. This Document was proposed by China National Light Industry Council. This Document shall be under the jurisdiction of National Technical Committee on Paper- Making Industry of Standardization Administration of China (SAC/TC 141). Drafting organizations of this Document: Sinolight Paper Inspection & Certification Co., Ltd.; Recycled Fiber Pulp1 ScopeThis Document specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of recycled fiber pulp. This Document is applicable to all kinds of recycled fiber pulp. This Document does not apply to recycled pulp.2 Normative ReferencesThe provisions in following documents become the essential provisions of this Document through reference in this Document. For the dated documents, only the versions with the dates indicated are applicable to this Document; for the undated documents, only the latest version (including all the amendments) is applicable to this Document. GB/T 740 Pulps - Sampling for testing GB/T 742 Fibrous raw material, pulp, paper and board - Determination of residue (ash) on ignition at 575 ℃ and 900 ℃ GB/T 1541 Paper and board - Determination of dirt GB/T 2828.1 Sampling procedures for inspection by attribute - Part1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection GB/T 7974 Paper, board and pulps - Measurement of diffuse blue reflectance factor - D65 brightness (Diff/ Geometry, Outdoor daylight conditions) GB/T 10739 Paper, board and pulps - Standard atmosphere for conditioning and testing GB/T 20216 Pulp and paper - Determination of the effective residual ink concentration (ERIC number) - Infrared reflectance measurement GB/T 21557 Waste paper - Estimation of stickies GB/T 24323 Pulps - Laboratory sheets - Determination of physical properties GB/T 24324 Pulps - Preparation of laboratory sheets for physical testing - Conventional sheet-former method GB/T 24327 Pulps - Laboratory wet disintegration - Disintegration of chemical pulps GB/T 24991 Paper, board and pulps - Determination of lead content - Graphite furnace atomic absorption spectrometry method GB/T 24992 Paper, board and pulps - Determination of arsenic GB/T 29285 Pulps - Laboratory wet disintegration - Disintegration of mechanical pulps3 Terms and DefinitionsFor the purposes of this Document, the following terms and definitions apply. 3.1 Recycled fiber pulp After the waste paper is processed in the process of crushing, purification, screening, washing, heat dispersion and other processes in the pulping process, the pulp with degree of purification can meet the requirements for machine paper making. 3.2 Non-deinked recycled fiber pulp The recycled fiber pulp without de-inking and bleaching treatment. 3.3 Deinked recycled fiber pulp The recycled fiber pulp obtained by removing the ink on the waste paper by using a combination of mechanical and chemical treatment methods. 3.4 Deinked and unbleached recycled fiber pulp The deinked recycled fiber pulp without bleaching treatment. 3.5 Deinked and bleached recycled fiber pulp The deinked recycled fiber pulp with bleaching treatment.4 Product Classification4.1 Recycled fiber pulp is divided into non-deinked recycled fiber pulp and deinked recycled fiber pulp. 4.2 Non-deinked recycled fiber pulp is divided into Type-I non-deinked recycled fiber pulp and Type-II non-deinked recycled fiber pulp. Among them, Type-I non-deinked recycled fiber pulp ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB/T 24320-2021 be delivered?Answer: The full copy PDF of English version of GB/T 24320-2021 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB/T 24320-2021_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 24320-2021_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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