GB/T 2930.8-2017 English PDFUS$239.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 2930.8-2017: Rules of seed testing for forage, turfgrass and other herbaceous plant -- Determination of moisture content Status: Valid GB/T 2930.8: Historical versions
Basic dataStandard ID: GB/T 2930.8-2017 (GB/T2930.8-2017)Description (Translated English): Rules of seed testing for forage, turfgrass and other herbaceous plant -- Determination of moisture content Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: B21 Classification of International Standard: 65.020.20 Word Count Estimation: 12,117 Date of Issue: 2017-11-01 Date of Implementation: 2018-05-01 Older Standard (superseded by this standard): GB/T 2930.8-2001 Regulation (derived from): National Standard Announcement 2017 No. 29 Issuing agency(ies): General Administration of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 GB/T 2930.8-2017: Rules of seed testing for forage, turfgrass and other herbaceous plant -- Determination of moisture content---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. Rules of seed testing for forage, turfgrass and other herbaceous plant-Determination of moisture content ICS 65.020.20 B21 National Standards of People's Republic of China Replacing GB/T 2930.8-2001 Grass seed inspection procedures Moisture measurement Rulesofseedtestingforforage, turfgrassandotherherbaceousplant- (The International Seized Testing Association, International rules forseedtesting, edition2012, Chapter9.Determinationofmoisture content, MOD) 2017-11-01 Release.2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released ForewordGB/T 2930 "grass seed inspection procedures" is divided into 11 parts. --- GB/T 2930.1 Grass seed testing procedures sample; --- GB/T 2930.2 Grass seed testing procedures Clarity analysis; --- GB/T 2930.3 grass seeds test procedures Determination of other plant seeds; --- GB/T 2930.4 grass seed testing procedures sprout test; --- GB/T 2930.5 grass seed testing procedures biochemical (tetrazolium) determination of viability; --- GB/T 2930.6 grass seed testing procedures health determination; --- GB/T 2930.7 Grass seed testing procedures Species and species determination; --- GB/T 2930.8 grass seed testing procedures moisture determination; --- GB/T 2930.9 grass seed testing procedures weight determination; --- GB/T 2930.10 grass seeds inspection procedures Determination of coated seeds; --- GB/T 2930.11 grass seed inspection procedures inspection report. This section GB/T 2930 Part 8. This section drafted in accordance with GB/T 1.1-2009 given rules. This Part replaces GB/T 2930.8-2001 "Forage Seeds moisture test procedures." This section GB/T 2930.8-2001 In addition, editorial changes in addition to the main technical changes are as follows. --- The standard name from the "Forage Seeds Inspection Procedure Moisture Determination" changed its name to "Grass Seeds Inspection Procedure Moisture Determination" (see the cover, 2001 edition of the cover); --- In the "Preface", the drafting rules (see the preamble) on which the standard compilation is based have been added; statements of the nature of the appendix have been deleted (see.2001 Version of the preamble); --- Removed "ISTA Preface" (see the.2001 edition of the ISTA Preface); --- In the "range" added "ecological grass, ornamental plants and medicinal plants" (see Chapter 1); --- Removed the "test purpose" (see the.2001 version of Chapter 3); --- Increasing the principle of moisture determination (see Chapter 4); --- In the "appliance", an increase of test equipment performance requirements (see 5.1 ~ 5.6); --- Removed "Table 1 should be ground seeds and grained fineness", the relevant content into Table 1 and 6.4 text section (see 6.4 and Table 1, 2001 version 6.4 and Table 1); --- In the "determination method", an increase of low constant temperature drying method (see 6.6.1); --- Increased 33 genera and 20 kinds of plants suitable moisture determination (see Chapter 6 and Table 1); --- In the "calculation and presentation of results", the calculation and presentation of results and tolerances have been added (see 7.1 and 7.2); --- Remove the Appendix A "Table A1 shrub seed moisture determination of the gap between the two repeated tolerance", the relevant content into the text (see 7.2 And Table 2,.2001 edition of Appendix A). This section uses the redrafted law to amend the use of International Seed Testing Association (InternationalSeedestingAssociation, ISTA) issued the "International Seeds Inspection Regulations Chapter 9. Moisture Determination" (2012 version). This section and the ISTA "International Seeds Inspection Regulations Chapter 9. Moisture Determination" (2012 Edition) compared to the structure of more adjustments, with A list of this section and the ISTA "International Seed Testing Program Chapter 9. Moisture" (2012 version) Chapter control list (See table A.1). This section and the ISTA "International Seeds Inspection Regulations Chapter 9. Moisture Determination" (2012 version) there are technical differences, these differences Excluded provisions have been marked by a vertical single line (|) at the margin of the outer margin, given in Appendix B of the corresponding technical Differences and their causes list (see Table B.1). This part is proposed by the Ministry of Agriculture of the People's Republic of China. This part of the animal husbandry by the National Standardization Technical Committee (SAC/TC274) centralized. This part of the drafting unit.Lanzhou University grassland agroecosystem State Key Laboratory of Ministry of Agriculture grass and turf grass seed quality supervision Inspection and Testing Center (Lanzhou), Ministry of Agriculture Forage and Turfgrass Seeds Quality Supervision and Testing Center (Beijing), Ministry of Agriculture Forage and Turf Grasses Sub-Quality Supervision and Testing Center (Hohhot). The main drafters of this section. Wang Yanrong, Hu Xiaowen, Yu Ling, Liu Yajie, Liu Zhipeng, Liu Wenxian, Wang Yunwen, Li Hong, Zeng Yanjun, Duan Tingyu, Zhang Jianquan. This part replaces the standards previously issued as. --- GB 2930-1982; --- GB/T 2930.8-2001. Grass seed inspection procedures Moisture measurement1 ScopeGB/T 2930 provisions of this part of the seed moisture determination procedures and methods. This section applies to forage grass, turfgrass, forage crops, ecological grass, ornamental grasses and medicinal plants and other seed quality test moisture determination.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 2930.1 grass seed test procedures sample GB/T 8170 rounded repair rules and limit values of the representation and judgment3 Terms and definitionsThe following terms and definitions apply to this document. 3.1 Moisture moisturecontent The weight loss after drying of the seed sample as described in this section is expressed as a percentage of the original sample weight.4 principlesIn ensuring the drying of seed moisture at the same time, as much as possible to reduce due to oxidation, degradation or other volatile substances caused by the weight Variety.5 appliances5.1 grinder Grinder should meet the following requirements. a) Made of non-hygroscopic material; b) easy to clean; c) crushing speed, uniform, small heat, and as far as possible to avoid contact with the outside air; d) The particle size should be adjustable to obtain different sizes of crushed particles, see 6.4. 5.2 constant temperature oven Oven should be electric heating, the temperature should be stable control at 103 ℃ or 130 ℃, and the temperature in all parts of the oven to maintain uniform; After the sample with the maximum capacity is put in, it should be able to recover to the set 103 ° C or 130 ° C in 30 minutes. Should be suitable for high temperature method of seed ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 2930.8-2017_English be delivered?Answer: Upon your order, we will start to translate GB/T 2930.8-2017_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 2930.8-2017_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 2930.8-2017_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 2930.8-2017?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 2930.8-2017 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
