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GBZ41259-2022 English PDF

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US$179.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GBZ41259-2022: Method for determination of quaternary ammonium compounds in preservative-treated wood and wood preservatives by potentiometric titrator
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/Z 41259-2022	179	Add to Cart	3 days	Method for determination of quaternary ammonium compounds in preservative-treated wood and wood preservatives by potentiometric titrator	Valid

Similar standards

GB/T 40493 LY/T 1635 LY/T 1636 GB/T 27654 GB/T 27651

Basic data

Standard ID: GB/Z 41259-2022 (GB/Z41259-2022)
Description (Translated English): Method for determination of quaternary ammonium compounds in preservative-treated wood and wood preservatives by potentiometric titrator
Sector / Industry: National Standard
Classification of Chinese Standard: B71
Word Count Estimation: 7,721
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GBZ41259-2022: Method for determination of quaternary ammonium compounds in preservative-treated wood and wood preservatives by potentiometric titrator

---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.
GB /Z 41259-2022 Method for determination of quaternary ammonium compounds in preservative-treated wood and wood preservatives by potentiometric titrator ICS 71.040.50 CCSB71 National Standardization Guiding Technical Document of the People's Republic of China Determination of preservative wood and wood by automatic potentiometric titrator Method for quaternary ammonium salts in preservatives Published on 2022-04-15 2022-11-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration

foreword

This 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 the State Forestry and Grassland Administration. This document is under the jurisdiction of the National Timber Standardization Technical Committee (SAC/TC41). This document is drafted by. Timber Conservation and Development Center, Dehua Bunny Decoration New Materials Co., Ltd., Jingjiang Guolin Wood Industry Co., Ltd., Beijing Shengtong Redwood Culture Communication Co., Ltd., Jiusheng Flooring Co., Ltd., Zhejiang Shiyou Wood Industry Co., Ltd., Fujian Zhangping Kimura Forest Products Co., Ltd. Co., Ltd., Zhejiang Haiyue Green Building Technology Co., Ltd., Dacheng County Red Sandalwood Garden Classical Furniture Co., Ltd., China Wood Protection Industry Association. The main drafters of this document. Yu Yuqiu, Han Yujie, Yao Yuping, Qi Shilong, Zhan Xianxu, Gao Lizhi, Yang Mingxia, Li Huiming, Wu Zheyan, Zhang Wenqiang, Li Yajing, Wang Kailun, Sun Longxiang, Dou Qingqing, Tang Zhenzhong, Zhang Bei, Liu Jin, Wang Xibin, Chen Siyu, Liu Xuechun, Liu Xingcai, Li Guangjin. Determination of preservative wood and wood by automatic potentiometric titrator Method for quaternary ammonium salts in preservatives

1 Scope

This document describes the sample preparation, instrumentation, equipment, methods for the determination of quaternary ammonium salts in preserved wood and wood preservatives by an automatic potentiometric titrator. Reagent and solution preparation, determination, etc. This document applies to the determination of quaternary ammonium salts in preserved wood and wood preservatives.

2 Normative references

The 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 14019 Terms for wood preservation SB/T 10404-2006 Determination of main components of waterborne preservatives and flame retardants SB/T 10405-2006 Wet ashing method before chemical analysis of preservative wood

3 Terms and Definitions

GB/T 14019 established and the following terms and definitions apply to this document. For ease of use, GB/T 14019 is repeated below Certain terms and definitions in. 3.1 Preservative-treated wood Wood preservatives treated with wood preservatives have preservative properties. [Source. GB/T 14019-2009, 3.5.1, with modifications] 3.2 woodpreservatives woodpreservatives It is applied to wood, wood products or non-wood cement masonry, building foundation, etc., to inhibit or prevent wood-harming organisms from growing in wood. A class of chemicals used for growth and reproduction. [GB/T 14019-2009, definition 3.3.1, with modifications] 3.3 equivalencepoint In titration analysis, the test solution is titrated with a standard solution. When the amount of the added standard solution and the amount of the tested substance are positively correlated A stoichiometric point that fits well with the chemical reaction equation. 3.4 quaternaryammonium A compound formed by replacing four hydrogen atoms in an ammonium ion with a hydrocarbyl group. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GBZ41259-2022_English be delivered?

Answer: Upon your order, we will start to translate GBZ41259-2022_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 GBZ41259-2022_English with my colleagues?

Answer: Yes. The purchased PDF of GBZ41259-2022_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+ countries

Question 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.