GB/T 23532-2024 English PDF

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GB/T 23532-2024: Quality requirements for D-xylose
Status: Valid

GB/T 23532: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23532-2024	209	Add to Cart	3 days	Quality requirements for D-xylose	Valid
GB/T 23532-2009	279	Add to Cart	3 days	D-xylose	Valid

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Basic data

Standard ID: GB/T 23532-2024 (GB/T23532-2024)
Description (Translated English): Quality requirements for D-xylose
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: X30
Classification of International Standard: 67.180
Word Count Estimation: 10,131
Date of Issue: 2024-09-29
Date of Implementation: 2025-04-01
Older Standard (superseded by this standard): GB/T 23532-2009
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 23532-2024: Quality requirements for D-xylose

---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 67.180 CCSX30 National Standard of the People's Republic of China Replace GB/T 23532-2009 D-Xylose Quality Requirements Released on 2024-09-29 2025-04-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

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 specifies the technical requirements for food quality. For food safety requirements, please refer to relevant laws, regulations, policies and food safety standards. document. This document replaces GB/T 23532-2009 "Xylose". Compared with GB/T 23532-2009, except for structural adjustments and editorial changes, In addition, the main technical changes are as follows. --- Changed the scope of application (see Chapter 1, Chapter 1 of the.2009 edition); --- Added the term and definition "D-xylose" (see Chapter 3); --- Deleted the hygiene requirements (see 4.3 of the.2009 edition); --- The pH range has been changed (see Table 2 in 5.2 and Table 1 in 4.2 of the.2009 edition); --- Changed the method for determining light transmittance (see 6.3, 5.3 of the.2009 edition); --- Changed the method for determining moisture (see 6.4, 5.4 of the.2009 edition); --- Changed the factory inspection items (see 7.3, 6.4 of the.2009 edition); --- Changed the judgment rules (see 7.5, 6.6 of the.2009 edition); --- Changed the packaging requirements (see 8.2, 7.2 of the.2009 edition); --- Deleted the shelf life requirements (see 7.5 of the.2009 edition). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed and coordinated by the National Food Industry Standardization Technical Committee (SAC/TC64). This document was drafted by. Shandong Futian Pharmaceutical Co., Ltd., Zhejiang Huakang Pharmaceutical Co., Ltd., Shandong Longli Biotechnology Co., Ltd. Ltd., China Bio-fermentation Industry Association, China Light Food Industry Management Center, Sichuan Yahua Biological Co., Ltd., Jiaozuo Huakang Sugar Alcohol Technology Co., Ltd., Jinan Shengquan Tanghetang Biotechnology Co., Ltd., Xinxiang Jiatai Biotechnology Co., Ltd., Tangchuan Biotechnology (Xiamen) Co., Ltd. Co., Ltd., Henan Yuxin Sugar Alcohol Co., Ltd., Oushangyuan Intelligent Equipment Co., Ltd., and Shandong Food Fermentation Industry Research and Design Institute. The main drafters of this document are. Feng Zhihe, Fang Chunlei, Wang Jin, Yang Xiaoming, Xu Yanyan, Xiao Lin, Wu Xianzhi, Zheng Xiaoyang, Zhang Xiumei, Xiao Changzheng, Hong Shiqun, Wei Kuncheng, Tang Haijing, Wang Chengfu, and Liu Liping. The previous versions of this document and the documents it replaces are as follows. ---First published in.2009 as GB/T 23532-2009; ---This is the first revision. D-Xylose Quality Requirements

1 Scope

This document gives the molecular formula, relative molecular mass and structural formula of D-xylose; specifies the quality requirements, inspection rules and standards of D-xylose. Labeling, packaging, transportation and storage requirements; describes the corresponding test methods. This document applies to the production, inspection and sale of D-xylose, and also applies to products containing D-xylose that have completed some processing steps. D-xylose produced by chemical synthesis.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 191 Pictorial markings for packaging, storage and transportation GB 5009.3-2016 National Food Safety Standard Determination of Water Content in Food GB/T 6678 General Principles for Sampling of Chemical Products GB/T 6682 Specifications and test methods for water used in analytical laboratories GB/T 20880 Edible Glucose

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 D-xylose Using plants containing polypentose as raw materials (such as corn cobs, corn husks, straw, bagasse, wood, bamboo, etc.), acid hydrolysis or enzymatic hydrolysis, A right-handed five-carbon aldose made by chemical reaction, crystallization, centrifugation and drying. 4 Molecular formula, relative molecular mass, structural formula 4.1 Molecular formula C5H10O5. 4.2 Relative molecular mass 150.13 (according to the.2019 international relative atomic mass). ......

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