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GB/T 12686-2017 English PDF

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GB/T 12686-2017: Glyphosate acid technical material
Status: Valid

GB/T 12686: Historical versions

Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB/T 12686-2017279 Add to Cart 3 days Glyphosate acid technical material Valid
GB 12686-2004439 Add to Cart 3 days [GB/T 12686-2004] Glyphosate technical Obsolete
GB 12686-1990239 Add to Cart 2 days Glyphosate technical Obsolete

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Basic data

Standard ID: GB/T 12686-2017 (GB/T12686-2017)
Description (Translated English): Glyphosate acid technical material
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G25
Classification of International Standard: 65.100.20
Word Count Estimation: 14,10
Date of Issue: 2017-12-29
Date of Implementation: 2018-07-01
Older Standard (superseded by this standard): GB/T 12686-2004
Regulation (derived from): National Standards Bulletin 2017 No. 32
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 12686-2017: Glyphosate acid technical material

---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.
Glyphosate acid technical material ICS 65.100.20 G25 National Standards of People's Republic of China Replacing GB/T 12686-2004 Glyphosate original drug 2017-12-29 Posted 2018-07-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 12686-2004 "glyphosate original drug", compared with GB/T 12686-2004, the main technical changes are as follows. --- Formaldehyde by the mass fraction of not more than 0.8g/kg revised to not more than 1.2g/kg; --- Nitrosylation of glyphosate by strong anion exchange method to derivatization of the reversed-phase liquid chromatography. This standard proposed by the China Petroleum and Chemical Industry Federation. This standard by the National Standardization Technical Committee of pesticides (SAC/TC133) centralized. This standard was drafted unit. Zhejiang Xin'an Chemical Group Co., Ltd., Jiangxi Jinlong Chemical Co., Ltd., Nantong Jiangshan pesticide chemical stocks Co., Ltd., Anhui Huaxing Chemical Co., Ltd., Leshan Fuhua Tongda Pesticide Technology Co., Ltd., Hubei Taisheng Chemical Co., Ltd. Company, Zhenjiang Jiangnan Chemical Co., Ltd., Sichuan Huaying Chemical Co., Ltd., Jiangsu Good Harvest Wayne Agrochemical Co., Ltd., Guangxi Engineering Research Institute, Sanonda Co., Ltd., Shandong Weifang Runfeng Chemical Co., Ltd., Zhejiang Jinfan Biochemical Co., Ltd., Shenyang Chemical Research Institute Co., Ltd. The main drafters of this standard. Zhang Xuebing, Meibao expensive, Chen Genliang, Sun Zhaoyu, Wang Zhimin, Wang Bo, Liu Yuan Sheng, Hu Jinfeng, Gong Zhaobong, Gao Xia, Li Haiyang, Liu Weiwei, Tao Min, Liao Yan, Tang Lili, Liu Yong, Xia Jun, Yin Hongshu. This standard replaces the standards previously issued as. --- GB 12686-1990, GB/T 12686-2004. Glyphosate original drug

1 Scope

This standard specifies the requirements of the original glyphosate, test methods and signs, labels, packaging, storage and acceptance period. This standard applies to glyphosate and its production of impurities in the composition of the original glyphosate. Note. Other names, structural formulas, and basic physico-chemical parameters of glyphosate and nitroso-glyphosate are given in Appendix A.

2 Normative references

The 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 685 chemical reagent formaldehyde solution GB/T 1604 commodity pesticide acceptance rules Commercial pesticides sampling method GB 3796 Pesticide packaging General Laboratory use specifications and test methods for analysis GB/T 6682-2008 Representation and determination of rules for repair of numerical values and limit values GB/T 8170-2008

3 requirements

3.1 appearance White powder. 3.2 Specifications The original glyphosate should also meet the requirements of Table 1. Table 1 glyphosate original drug control project indicators Project Indicators Glyphosate mass fraction /% ≥ 95.0 Formaldehyde mass fraction/(g/kg) ≤ 1.2 Nitroso glyphosate mass fraction a/(mg/kg) ≤ 1.0 Sodium hydroxide insoluble matter a/(g/kg) ≤ 0.2 a normal production, nitroso-glyphosate mass fraction, sodium hydroxide insoluble at least once every 3 months.

4 test methods

Safety Tips. The use of this standard staff should have practical experience in laboratory work. This standard does not point out all the safety issues. Make
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