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Part 2 of the import and export of textile raw materials for the inspection of plant fibers: cotton
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SN/T 2138.2-2010
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Basic data | Standard ID | SN/T 2138.2-2010 (SN/T2138.2-2010) | | Description (Translated English) | Part 2 of the import and export of textile raw materials for the inspection of plant fibers: cotton | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | B32 | | Classification of International Standard | 65.020 | | Word Count Estimation | 17,126 | | Date of Issue | 2010-11-01 | | Date of Implementation | 2011-05-01 | | Older Standard (superseded by this standard) | SN/T 0775-2005 | | Quoted Standard | GB/T 6102.1; GB/T 6102.2; GB/T 6499; GB/T 13786; SN/T 1512; SN/T 2628 | | Regulation (derived from) | National Quality Inspection [2010] No. 582 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the import and export of cotton sampling, inspection and test results last treatment. This standard applies to upland cotton lint export inspection, other types of lint cotton plant inspection may refer to. | SN/T 2138.2-2010: Part 2 of the import and export of textile raw materials for the inspection of plant fibers: 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.
Part 2 of the import and export of textile raw materials for the inspection of plant fibers. cotton
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Instead of the SN/T 0775-2005
Textile raw materials import and export inspection procedures
Plant fibers - Part 2. Cotton
Phyto-fibre-Part 2. Cotton
Issued on. 2010-11-01
2011-05-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
SN/T 2138 "import and export of textile raw materials for the inspection of plant fiber" is divided into two parts.
--- Part 1. hemp;
--- Part 2. cotton.
This section SN/T 2138 Part 2.
This section drafted in accordance with GB/T 1.1-2009 given rules.
The partial replacement of SN/T 0775-2005 "inspection of import and export of cotton."
This section compared with the SN/T 0775-2005, the main technical changes are as follows.
--- Remove the short fiber and neps rate terms and definitions (3.7 and 3.8);
--- Test length increased HVI test method (B2);
--- Micronaire test increases the HVI test method (C3);
--- Breaking strength test remove Pressley test method (D2), an increase of HVI test method (D2);
--- Remove the short fiber content test (6.6);
--- Remove the NEP test (6.7);
--- Modified when trade contract HVI indicators (9), according to SN/T 1512 and SN/T 2628 execution.
--- According to changes in the requirements of ISO 139 to adjust the tolerance test standard atmosphere;
--- According to changes GB/T 6975 requirements, packaging and identification requirements for cotton were adjusted.
This section proposed and managed by the National Certification and Accreditation Administration Committee.
This section was drafted by. People's Republic of China Exit Inspection and Quarantine of Hebei, People's Republic of China Guangdong Entry-Exit Inspection and Quarantine
Bureau, People's Republic of China Jiangsu Entry-Exit Inspection and Quarantine Hubei People's Republic of China, People's Republic of China
Shanghai Entry-Exit Inspection and Quarantine Bureau, People's Republic of China Beijing Exit Inspection and Quarantine.
The main drafters of this section. High friendly, even the Su-mei, leaves the lake, Wu Hao, Li Mei, Zhang Nianzu, Zhou Zhengyu.
This part of the standard replaces the previous editions are.
--- WM3003-1987, WM3004-1987;
--- SN/T 0775-1999, SN/T 0775-2005.
Textile raw materials import and export inspection procedures
Plant fibers - Part 2. Cotton
1 Scope
This section SN/T 2138 provides for sampling, testing and test results of the processing and export of cotton and the like.
This section applies to the import and export of upland cotton lint test other types of lint test may refer to.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 6102.1 Test methods for raw cotton regain oven method
GB/T 6102.2 raw cotton regain detector test methods for electrical method
GB/T 6499 Test Method for cotton trash content
GB/T 13786 for cotton classing rooms simulate daylight lighting
SN/T 1512 cotton import and export inspection method HVI test method
SN/T 2628 import and export of cotton short fiber index and neps measurement method HVI
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Subject grade cottonmodalgrade
When the test batches grade cotton, accounting for 80% or more of the grade and the remaining adjacent grade only.
3.2
Body length class cottonstaplelength
Test batches length of cotton, accounting for more than 80% of the length of the stage and the remaining length of the adjacent grade only.
3.3
Micronaire micronaire
Measure a certain amount of cotton fibers under specified conditions, the air resistance, expressed in micronaire. Micronaire value is determined by international agreement with
Complete micronaire "international calibration cotton samples" for delivery.
3.4
Subject micronaire level cottonmodalmicronaire
Press the test lot sample different micronaire determine micronaire level, where the largest proportion of the main stage batch micronaire cotton.
3.5
Breaking strength strength
Unit cross-sectional area or unit linear density to withstand breaking strength, breaking load with corresponding strength. Units of grams force per tex
(Gf/tex), the International System of Units (SI) using Chris multiplied 9.8 × 10-3 per Turks converted to Newtons per tex (N/tex).
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