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SN/T 0311.2-2010 English PDF

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SN/T 0311.2-2010: Method for the ditermination of sugar in cotton fiber for import and export. Part 2: Colorimetry in color card
Status: Valid

SN/T 0311.2: Evolution and historical versions

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
SN/T 0311.2-2010	English	159	Add to Cart	3 days [Need to translate]	Method for the ditermination of sugar in cotton fiber for import and export. Part 2: Colorimetry in color card	Valid	SN/T 0311.2-2010
SN/T 0311.2-1994	English	199	Add to Cart	2 days [Need to translate]	Method for the determination of sugar in cotton fiber forimport and export. Colorimetry in color card	Obsolete	SN/T 0311.2-1994

PDF similar to SN/T 0311.2-2010

Standard similar to SN/T 0311.2-2010

GB/T 6499 GB/T 6102.2 GB/T 11763 SN/T 4492 SN/T 3579 SN/T 3577

Basic data

Standard ID	SN/T 0311.2-2010 (SN/T0311.2-2010)
Description (Translated English)	Method for the ditermination of sugar in cotton fiber for import and export. Part 2: Colorimetry in color card
Sector / Industry	Commodity Inspection Standard (Recommended)
Classification of Chinese Standard	B32
Classification of International Standard	59.060.10
Word Count Estimation	6,618
Date of Issue	2010-05-27
Date of Implementation	2010-12-01
Older Standard (superseded by this standard)	SN/T 0311.2-1994
Quoted Standard	GB/T 6097; GB/T 8170; GB/T 13786
Regulation (derived from)	National Quality Inspection (2010) 290; industry standard filing Notice 2010 No. 10 (No. 130 overall)
Issuing agency(ies)	General Administration of Customs
Summary	This standard specifies the use of color card Rapid colorimetric determination of the amount of import and export of cotton fiber sugar test methods. This standard applies to cotton fiber sugar content of the test.

SN/T 0311.2-2010: Method for the ditermination of sugar in cotton fiber for import and export. Part 2: Colorimetry in color card

---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.
Method for the ditermination of sugar in cotton fiber for import and export Part 2. Colorimetry in color card People's Republic of China Entry-Exit Inspection and Quarantine Standards Instead of the SN/T 0311.2-1994 Import and export of cotton fiber sugar test methods Part 2. Colorimetric color card export-Part 2. Colorimetryincolorcard Issued on. 2010-05-27 2010-12-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

SN/T 0311 "import and export of cotton fiber sugar detection method" is divided into two parts. --- Part 1. quantitative method; --- Part 2. Colorimetric color card. This section SN/T Section 20311 of. This section drafted in accordance with GB/T 1.1-2009 given rules. The partial replacement of SN/T 0311.2-1994 "sugar import and export of cotton fiber testing methods colorimetry color card." This section compared with the SN/T 0311.2-1994, the main technical changes are as follows. --- Increasing the terms and definitions of terms, an increase of 3.1 in terms of cotton fiber and sugar content definition; 3.2 monosaccharides; oligosaccharides 3.3; 3.4 polysaccharide; 3.5 reducing sugar; --- Revised sampling method; --- Increased traceability standard color cards. This section proposed and managed by the National Certification and Accreditation Administration Committee. This section was drafted by. People's Republic of China Xinjiang Exit Inspection and Quarantine. The main drafters of this section. Mazeng Mei, Wang Xiaoping, Li Jiang, Yeshang Hua, Cao Qing, Dai Hua, Shi Yu, Li Feng grid. This Part replaces the previous editions are. --- SN/T 0311.2-1994. Import and export of cotton fiber sugar test methods Part 2. Colorimetric color card

1 Scope

SN/T 0311 This section specifies the test methods for the import and export of cotton fiber sugar content was determined by rapid colorimetric color card. This section applies to cotton fiber sugar test.

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 6097 sampling cotton fiber test methods GB/T 8170 Revised figures indicate about the rules and limit values and judgment GB/T 13786 for cotton classing rooms simulate daylight lighting

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Cotton fiber sugar diterminationofsugarincottonfiber Total soluble sugars contained in the cotton fiber, including self-contained carbohydrates (sugar within) and exogenous substances attached to the surface of the sugar (Foreign sugar), cotton fibers in the sugar composition is mainly glucose, fructose and sucrose, reducing sugars and non-reducing sugar. 3.2 Monosaccharides monosaccharide The simplest aldehyde or polyhydric polyhydroxy ketones, e.g. a reducing glucose and fructose. 3.3 Oligosaccharides lowpolysaccharide By hydrolysis to produce two molecules, three molecules or a small molecule monosaccharide, disaccharide oligosaccharides to most, the most common disaccharide is maltose, sucrose. 3.4 Polysaccharide polysaccharide Generating a plurality of monosaccharide molecules through hydrolysis. But no sugars Candy corporations polysaccharide, such as cellulose, starch and the like. 3.5 Sugar reducingsugar Monosaccharides and disaccharides contained in the hydroxy aldehyde having the reductive hydrolysis collectively reducing sugars.

4 sampling

4.1 Sampling method according to GB/T 6097 stipulated, drawn lot sample and laboratory sample formed 8g ~ 15g test sample.

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