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GB/T 23953-2025 English PDF

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US$229.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 23953-2025: Dimethyldichlorosilane for industrial use
Status: Valid

GB/T 23953: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23953-2025	229	Add to Cart	3 days	Dimethyldichlorosilane for industrial use	Valid
GB/T 23953-2009	189	Add to Cart	3 days	Dimethyldichlorosilane for industrial use	Valid

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Basic data

Standard ID: GB/T 23953-2025 (GB/T23953-2025)
Description (Translated English): Dimethyldichlorosilane for industrial use
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G17
Classification of International Standard: 71.080.99, 83.040
Word Count Estimation: 11,159
Date of Issue: 2025-06-30
Date of Implementation: 2026-01-01
Older Standard (superseded by this standard): GB/T 23953-2009
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 23953-2025: Dimethyldichlorosilane for industrial use

---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT23953-2025
ICS 71.080.99;83.040 CCSG17 National Standard of the People's Republic of China Replaces GB/T 23953-2009 Industrial dimethyldichlorosilane Released on June 30, 2025 Implementation on January 1, 2026 State Administration for Market Regulation The National Standardization Administration issued

Preface

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GB/T 23953-2009 "Dimethyldichlorosilane for Industrial Use". Compared with GB/T 23953-2009, except for the structural adjustment In addition to the integration and editorial changes, the main technical changes are as follows. --- Deleted the classification and changed to classification by main content (see Chapter 4, Chapter 4 of the.2009 edition); --- Deleted properties, added appearance, ethyldichlorosilane index, changed the monomethyltrichlorosilane index (see Chapter 4,.2009 Chapters 3 and 4 of the.2012 edition); --- Added the analysis methods for appearance and ethyldichlorosilane (see 5.1 and 5.3). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the China Petroleum and Chemical Industry Federation. This document is under the jurisdiction of the National Technical Committee on Chemical Standardization (SAC/TC63). This document was drafted by. Zhejiang Xin'an Chemical Group Co., Ltd., Jiangxi Bluestar Spark Silicone Co., Ltd., Zhenjiang Jiangnan Chemical Co., Ltd., Zhejiang Zhongtian Oriental Fluorosilicon Materials Co., Ltd., Hubei Xingrui Silicon Materials Co., Ltd., Tangshan Sanyou Silicon Industry Co., Ltd. Luxi Chemical Group Co., Ltd., Shandong Dongyue Organic Silicon Materials Co., Ltd., Zhejiang Kaihua Synthetic Materials Co., Ltd., China Petroleum Beijing Chemical Research Institute Co., Ltd. and Yunnan Energy Investment Silicon Materials Technology Development Co., Ltd. The main drafters of this document are. Hu Jiaqi, Kong Jianan, Li Jiang, Wang Shun, Wang Xin, Li Shubing, Bi Kunpeng, Feng Qingxia, Yi Gang, Chen Daowei, Huang Yu, Ye Mingliang, Liu Yangzan, Wang Rui, Xue Xiaoli, Yang Lei, Gao Ying, Jiang Wenjing, Zhang Yanjun, Zheng Yunfeng, Zhou Lei, Li Jiawang, Guo Junfang, and Wu Hui. The previous versions of this document and the documents it replaces are as follows. ---First published in.2009 as GB/T 23953-2009; ---This is the first revision. Industrial dimethyldichlorosilane Warning---People who use this document should have practical experience in laboratory work. This document does not address all safety issues. It is the responsibility of the operator to take appropriate safety and health measures and ensure compliance with relevant national laws and regulations.

1 Scope

This document specifies the technical requirements, test methods, inspection rules, and marking, packaging, transportation and Storage. This document applies to industrial dimethyl silane produced by fractionation of methylchlorosilane mixed monomer produced by direct synthesis of silicon powder and methyl chloride. Dichlorosilane. Note. The molecular formula of dimethyldichlorosilane is C2H6SiCl2, the structural formula is., the relative molecular mass is 129.06 (according to the 2022 international relative atomic mass).

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB 190 Dangerous Goods Packaging Marking GB/T 6678 General Principles for Sampling of Chemical Products GB/T 6680 General Rules for Sampling of Liquid Chemical Products GB/T 8170 Rules for rounding off values and expression and determination of limit values GB/T 9722 General rules for gas chromatography of chemical reagents HG/T 6153 Determination of ethyldichlorosilane in methylchlorosilane by gas chromatography-mass spectrometry

3 Terms and Definitions

There are no terms or definitions that require definition in this document.

4 Technical Requirements

Industrial dimethyldichlorosilane should meet the technical requirements shown in Table 1. Table 1 Technical requirements project index Type I and Type II Appearance. Colorless transparent liquid, no mechanical impurities Colorless transparent liquid, no mechanical impurities ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 23953-2025_English be delivered?

Answer: Upon your order, we will start to translate GB/T 23953-2025_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 23953-2025_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 23953-2025_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.

Question 5: Should I purchase the latest version GB/T 23953-2025?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 23953-2025 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.