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GB/T 17320-2013 English PDF

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GB/T 17320-2013: Quality classification of wheat varieties
Status: Valid

GB/T 17320: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 17320-2013English279 Add to Cart 3 days [Need to translate] Quality classification of wheat varieties Valid GB/T 17320-2013
GB/T 17320-1998English359 Add to Cart 3 days [Need to translate] Wheat varieties for spesific end-uses Obsolete GB/T 17320-1998

PDF similar to GB/T 17320-2013


Standard similar to GB/T 17320-2013

GB 1351   NY/T 2006   GB/T 7416   GB/T 13355   GB/T 13356   GB/T 11766   

Basic data

Standard ID GB/T 17320-2013 (GB/T17320-2013)
Description (Translated English) Quality classification of wheat varieties
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard B22
Classification of International Standard 67.060
Word Count Estimation 12,132
Older Standard (superseded by this standard) GB/T 17320-1998
Quoted Standard GB 1351-2008; GB 5491; GB/T 5505; GB/T 5506.2; GB/T 10361; GB/T 14611; GB/T 14614; GB/T 14615; GB/T 21304; GB/T 24303; NY/T 3; NY/T 1094.2-2006; NY/T 1094.4-2006; NY/T 1095
Regulation (derived from) National Standards Bulletin 2013 No. 10
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This standard specifies the quality of wheat varieties, quality indicators, test methods and inspection rules. This standard applies to breeding varieties (strains) of quality accreditation, validation and promotion of varieties of wheat varieties, also s

GB/T 17320-2013: Quality classification of wheat varieties

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Quality classification of wheat varieties ICS 67.060 B22 National Standards of People's Republic of China Replacing GB/T 17320-1998 Wheat quality classification Issued on. 2013-07-19 2013-12-06 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard is prepared in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 17320-1998 "special wheat quality." This standard compared with GB/T 17320-1998, the main changes are as follows. --- Modify the classification of wheat, an increase in wheat gluten; --- Modified quality metrics, increased stiffness index requirements; --- Increased requirements for wheat quality evaluation reports; --- Modified laboratory bread making and evaluation methods, increase the production of noodles and laboratory evaluation. This standard is proposed and managed by the People's Republic of China Ministry of Agriculture. This standard was drafted. Institute of Heilongjiang Academy of quality and safety of agricultural products, the Ministry of Agriculture Grain Products Quality Supervision, Inspection and Testing Heart (Harbin). The main drafters of this standard. Wangle Kai, Cheng Aihua, as Ji Lin, Zhao is new, Lan Jing, Dai Changjun. This standard replaces the standards previously issued as follows. --- GB/T 17320-1998. Wheat quality classification

1 Scope

This standard specifies the quality of wheat varieties, quality indicators, test methods and inspection rules. This standard applies to breeding varieties (strains) of characterization, validation and promotion of varieties of wheat varieties, but also for special processing small Acquisition, marketing and processing of wheat varieties.

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 1351-2008 wheat GB 5491 grain and oilseeds testing for sampling, and sample method GB/T 5505 Inspection of grain - Determination of ash GB/T 5506.2 wheat and wheat flour gluten content - Part 2. Determination of wet gluten Instruments Act GB/T 10361 wheat and rye flour, and durum wheat semolina - Determination of the falling number Hagberg-Perten method GB/T 14611 Inspection of grain and wheat flour bread baking quality of direct fermentation Physical properties GB/T 14614 Wheat Dough water absorption and rheological properties measurement farinograph method Physical properties GB/T 14615 Wheat Dough rheological properties of tensile tester method GB/T 21304 wheat hardness testing hardness index GB/T 24303 Inspection of grain and wheat flour cake baking quality of sponge cake Act NY/T 3 grains, legumes seed crude protein assay (semi-micro Kjeldahl method) NY/T 1094.2-2006 milling wheat experiment - Part 2. Buhler's method for hard wheat NY/T 1094.4-2006 milling wheat experiment - Part 4. Buhler's method system for soft wheat flour NY/T 1095 Determination of wheat Zeleny sedimentation value method

3 Qualities

According wheat grain use is divided into four categories. a) Wheat gluten. a hard endosperm, and strong gluten wheat flour for making bread or used with wheat; b) in wheat gluten. a hard endosperm, wheat flour gluten strong force, for the production of instant noodles, dumplings, steamed bread, noodles and other food; c) in wheat gluten. a hard endosperm, moderate gluten strength wheat flour for making noodles, dumplings, bread and other foods; d) gluten wheat. soft endosperm, weak gluten wheat flour for making bread, cakes, biscuits and other food.

4 quality indicators

Quality indicators of different types of wheat varieties shall comply with the requirements of Table 1.

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