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GB/T 24305-2022 English PDF

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GB/T 24305-2022: Quality grades of products for Eucommia ulmoides
Status: Valid

GB/T 24305: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 24305-2022English199 Add to Cart 3 days [Need to translate] Quality grades of products for Eucommia ulmoides Valid GB/T 24305-2022
GB/T 24305-2009English479 Add to Cart 3 days [Need to translate] Grading of product quality for eucommia Obsolete GB/T 24305-2009

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Basic data

Standard ID GB/T 24305-2022 (GB/T24305-2022)
Description (Translated English) Quality grades of products for Eucommia ulmoides
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard B66
Classification of International Standard 65.020.99
Word Count Estimation 10,163
Date of Issue 2022-12-30
Date of Implementation 2023-07-01
Older Standard (superseded by this standard) GB/T 24305-2009
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 24305-2022: Quality grades of products for Eucommia ulmoides

---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.
ICS 65.020.99 CCSB66 National Standards of People's Republic of China Replacing GB/T 24305-2009 Eucommia product quality grade Posted on 2022-12-30 2023-07-01 implementation State Administration for Market Regulation Released by the National Standardization Management Committee

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents" drafting. This document replaces GB/T 24305-2009 "Quality Grades of Eucommia Products". Compared with GB/T 24305-2009, except for structural adjustment and Apart from editorial changes, the main technical changes are as follows. a) Changed the quality grade requirements of Eucommia bark (see 4.1, 4.1 of the.2009 edition); b) Changed the quality grade requirements of Eucommia leaves (see 4.3, 4.2 of the.2009 edition); c) Added the quality grade requirements for Eucommia peel, Eucommia male flower and Eucommia seeds (see 4.2, 4.4, 4.5); d) The test method has been changed (see Chapter 5, Chapter 5 of the.2009 edition); e) The inspection items are deleted (see 6.1 of the.2009 edition); f) Changed the judgment rules (see 6.3, 6.4 of the.2009 edition); g) Changed the packaging requirements (see Chapter 7, 7.1 of the.2009 edition); h) Changed the marking requirements (see Chapter 8, 7.1 of the.2009 edition); i) The transportation requirements have been changed (see Chapter 9, 7.2 of the.2009 edition); j) The storage requirements have been changed (see Chapter 10, 7.3 of the.2009 edition). Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by the State Forestry and Grassland Administration. This document is under the jurisdiction of the National Economic Forest Products Standardization Technical Committee (SAC/TC557). This document is drafted by. Institute of Economic Forestry, Chinese Academy of Forestry, Henan Golden Duzhong Agricultural Science and Technology Co., Ltd., Henan University, Zheng State University of Light Industry. The main drafters of this document. Du Hongyan, Wang Lu, Liu Panfeng, Du Qingxin, Li Qin, Sun Zhiqiang, Du Lanying, Liu Mengpei, Zheng Hongchu, Liang Shaojia, Ma Hongchao and Yue Hui. The release status of previous versions of this document and the documents it replaces are as follows. ---First published as GB/T 24305-2009 in.2009; --- This is the first revision. Eucommia product quality grade

1 Scope

This document specifies the technical requirements for quality grades, inspection rules, packaging, marking, transportation and storage of Eucommia products, and describes the test method. This document is applicable to the quality requirements and grading of Eucommia ulmoides products.

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 191 Packaging, storage and transportation icon marks GB 5009.3 National Food Safety Standard Determination of Moisture in Food GB 5009.6 National Food Safety Standard Determination of Fat in Food GB 5009.124 National Food Safety Standard Determination of Amino Acids in Food GB 5009.168 National Food Safety Standard Determination of Fatty Acids in Food GB/T 5494 Inspection of Grain and Oil GB/T 8946 General Technical Requirements for Plastic Woven Bags GB/T 22250 Determination of chlorogenic acid in health food GB/T 24904 grain packaging sacks

3 Terms and Definitions

This document does not have terms and definitions that need to be defined.

4 quality levels

4.1 Eucommia bark See Table 1 for the bark quality requirements of Eucommia bark. Table 1 Quality grade requirements of Eucommia bark Index Level 1 Level 2 Level 3 Physical and chemical indicators Moisture/% ≤12.0 Impurities/% ≤3.0 Glue content (j)/% j≥8.0 6.5≤j< 8.0 5.0≤j< 6.5

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Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 24305-2022 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.