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Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 41225-2021: Limit and determination of free phenols in phenoxy carboxylic acid herbicides Status: Valid
Basic dataStandard ID: GB/T 41225-2021 (GB/T41225-2021)Description (Translated English): Limit and determination of free phenols in phenoxy carboxylic acid herbicides Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: G23 Word Count Estimation: 12,111 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 41225-2021: Limit and determination of free phenols in phenoxy carboxylic acid herbicides---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.Limit and determination of free phenols in phenoxy carboxylic acid herbicides ICS 65:100 CCSG23 National Standards of People's Republic of China Limits and detection methods of free phenols in phenoxycarboxylic acid herbicides Published on 2021-12-31 2022-07-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration forewordThis document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents" drafted: Please note that some content of this document may be patented: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed by China Petroleum and Chemical Industry Federation: This document is under the jurisdiction of the National Pesticide Standardization Technical Committee (SAC/TC133): This document was drafted by: Shenyang Shenhua Institute Testing Technology Co:, Ltd:, Anhui Fengle Agrochemical Co:, Ltd:, Jiamusi Heilong Pesticide Co:, Ltd: Co:, Ltd:, Shenzhen Nuopusin Agrochemical Co:, Ltd:, Shandong Weifang Runfeng Chemical Co:, Ltd:, Zhejiang Xin'an Chemical Group Co:, Ltd: Company, Shenyang Chemical Research Institute Co:, Ltd: The main drafters of this document: Yang Wenhan, Wang Wanqiu, Zhang Banglin, Xiao Caigen, Zhang Dan, Zhang Jiayue, Wang Fang, Tian Maoying, Chen Genliang, Wang Youxin: Limits and detection methods of free phenols in phenoxycarboxylic acid herbicides1 ScopeThis document specifies the limit requirements for free phenols in phenoxycarboxylic acid herbicides and describes their detection methods: This document is applicable to the quality control of phenoxycarboxylic acid herbicide products, and can also be used as the basis for conformity assessment and management activities: Note: See Appendix A for the names and structural formulas of the main free phenols:2 Normative referencesThe contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document: GB/T 8170-2008 Numerical Rounding Rules and Representation and Judgment of Limit Values3 Terms and DefinitionsThe following terms and definitions apply to this document: 3:1 Phenoxycarboxylicacidherbicides A class of herbicides synthesized from 2,4-dichlorophenol or 4-chloro-o-cresol as the main raw material: Note: Such as 2,4-drop (2,4-D) and 2 methyl 4 chloride (MCPA) and its derivative compounds salts and esters, etc: 3:2 2,4-Dseries2,4-Dseries A series of herbicides with 2,4-dichlorophenoxycarboxylic acid as the main structure: Note: Including 2,4-D acid (salt), 2,4-D butyl ester, 2,4-D isooctyl ester and other technical and preparation products: 3:3 2 A 4 Chlorine Series MCPAseries A series of herbicides with 2-methyl-4-chlorophenoxycarboxylic acid as the main structure: Note: Including 2 methyl 4 chlorine (salt), 2 methyl 4 chloroisooctyl ester and other technical and preparation products: 3:4 freephenols Phenoxycarboxylic acid herbicides are the general term for the free phenolic substances that remain in the product after production and processing:4 Limit RequirementsThe limit of free phenol in phenoxycarboxylic acid herbicides should meet the requirements in Table 1: ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 41225-2021_English be delivered?Answer: Upon your order, we will start to translate GB/T 41225-2021_English as soon as possible, and keep you informed of the progress. 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