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GB/T 19635-2024: Cotton - Sea island cotton
Status: Valid GB/T 19635: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 19635-2024 | English | 299 |
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Cotton - Sea island cotton
| Valid |
GB/T 19635-2024
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| GB 19635-2005 | English | 479 |
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[GB/T 19635-2005] Cotton -- Sea island cotton
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GB 19635-2005
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PDF similar to GB/T 19635-2024
Basic data | Standard ID | GB/T 19635-2024 (GB/T19635-2024) | | Description (Translated English) | Cotton - Sea island cotton | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B32 | | Classification of International Standard | 59.060.10 | | Word Count Estimation | 14,127 | | Date of Issue | 2024-03-15 | | Date of Implementation | 2024-10-01 | | Older Standard (superseded by this standard) | GB/T 19635-2005 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 19635-2024: Cotton - Sea island cotton---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 59.060.10
CCSB32
National Standards of People's Republic of China
Replace GB/T 19635-2005
Cotton long staple cotton
Released on 2024-03-15
2024-10-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface I
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Quality requirements 2
5 Sampling 4
6 Inspection methods 6
7 Inspection Rules 9
8 Inspection Certificate 9
9 Packaging and Logo 10
10 Storage and Transportation11
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 19635-2005 "Long-staple cotton". Compared with GB/T 19635-2005, except for structural adjustment and editing,
In addition to the changes in performance, the main technical changes are as follows.
--- Changed the terms and definitions of hazardous debris (see 3.9, 3.8 of the.2005 edition);
--- Changed the length provisions (see 4.2, 6.2 of the.2005 edition);
--- Changed the micronaire value classification (see 4.3, 6.3 of the.2005 edition);
--- Changed the fracture strength quality requirements (see 4.6, 6.1.3 of the.2005 edition);
--- Increased foreign fiber content of baled cotton (see 4.7.2);
--- Changed sampling (see Chapter 5, Chapter 7 of the.2005 edition);
--- Increased foreign fiber sampling (see 5.3.3);
--- Added GB/T 20392 cotton fiber physical properties test test content (see 6.1.2.4, 6.1.3.1, 6.1.3.2, 6.1.5.1);
--- Changed the content of foreign fiber inspection (see 6.1.4, 8.1.4 of the.2005 edition);
--- Deleted the definition and calculation method of standard weight and seed cotton standard weight lint percentage (see 3.4, 3.6, 8.2.3.2, 8.2.3.3,.2005 edition)
8.2.4.4, 8.2.4.5);
--- Deleted the picking, drying, storage and sale of seed cotton (see Chapter 4 of the.2005 edition);
--- Deleted seed cotton purchase and processing (see Chapter 5 of the.2005 edition);
--- Deleted the reference indicators of grade conditions (see 6.1.3, 8.1.6 and 8.1.7 of the.2005 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 is proposed and coordinated by the National Fiber Standardization Technical Committee (SAC/TC513).
This document was drafted by. Xinjiang Uygur Autonomous Region Fiber Quality Monitoring Center, Aksu Regional Inspection and Testing Center Fiber Inspection Institute,
Changji Esquel Textile Co., Ltd., Xinjiang Bayingolin Mongol Autonomous Prefecture Agricultural Science Research Institute, Xinjiang Academy of Agricultural Sciences Economic Crops Research Institute,
Changji Prefecture Fiber Inspection Institute, China Fiber Quality Monitoring Center.
The main drafters of this document are. Du Weidong, Zhu Xuanzhi, Zhang Qian, Wang Xiaohui, Liu Xia, Hong Mei, Wang Long, Jiang Ling, Li Wei, Miriayi Yimamu,
Wang Xingyu, Aierken Mamtim, Wang Huiping, Kong Jie, Chen Xinmei, Wang Juan, Chen Jinrui, Zhang Leilei, Wang Zhaoxu, and Cui Jianping.
The previous versions of this document and the documents it replaces are as follows.
---First published as GB 19635-2005 in.2005 and became a recommended standard in.2017;
---This is the first revision.
Cotton long staple cotton
1 Scope
This document defines the terms and definitions related to long-staple cotton, and stipulates quality requirements, inspection rules, inspection certificates, packaging and marking, storage
and transportation, and describes the corresponding sampling and inspection methods.
This document applies to the production, acquisition, processing, trade, storage and use of long-staple cotton.
2 Normative references
The contents of the following documents constitute the 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 6102.1 Test method for moisture regain of raw cotton - Oven method
GB/T 6102.2 Test method for moisture regain of raw cotton - Electrical resistance method
GB/T 6498 Test method for micronaire value of cotton fibers
GB/T 6499 Test method for trash content of raw cotton
GB 6975 Cotton Packaging
GB/T 8170 Rules for rounding off values and expression and determination of limit values
GB/T 13786 Simulated daylight lighting for cotton grading rooms
GB/T 19617 Test method for cotton length - Hand-pulling ruler method
GB/T 20392 Test method for physical properties of cotton fibers - Large capacity fiber tester method
GB/T 41690 Quantitative test method for foreign fibers in raw cotton - Manual method
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Grade
A comprehensive indicator of cotton's quality grade, including maturity, color characteristics and processing quality.
3.2
Main body grade cottonmodalgrade
When inspected by lot, it is the grade that accounts for 80% or more of the lot, with the remaining grades only adjacent to it.
3.3
gross weight
The sum of the weight of cotton and its packaging.
3.4
Net weight
The gross weight is the weight after deducting the weight of the packaging.
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