GB/T 24778-2009 English PDF

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GB/T 24778-2009: Guidance of chemical identification
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 24778-2009	299	Add to Cart	3 days	Guidance of chemical identification	Valid

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Basic data

Standard ID: GB/T 24778-2009 (GB/T24778-2009)
Description (Translated English): Guidance of chemical identification
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A80
Classification of International Standard: 13.300
Word Count Estimation: 13,132
Date of Issue: 2009-12-15
Date of Implementation: 2010-07-01
Regulation (derived from): Announcement of Newly Approved National Standards No. 15 of 2009 (total 155)
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
Summary: This standard specifies the single-component materials, multi-component substances and substances unknown or variable composition, complex reaction products or biological materials, substances authentication requirements. This standard applies to single-component materials, multi-component substances and substances unknown or variable composition, complex reaction products or biological materials, substances.

GB/T 24778-2009: Guidance of chemical identification

---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.
Guidance of chemical identification ICS 13.300 A80 National Standards of People's Republic of China Chemical Identification Guide Posted 2009-12-15 2010-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The reference standard EU REACH (Chemicals Registration, Evaluation, Authorisation and Restriction) Regulations Technical Guidance Document RIP3.10.2007 "Identification and naming guidelines of substance" (in English), which related to the technical content of the above documents exactly the same, in a standard text format press GB/T 1.1-2000 made editorial changes. This standard is managed by the National Standardization Technical Committee chemicals dangerous (SAC/TC251) and focal points. This standard is drafted by. AQSIQ's import and export of chemical safety research center. Participated in the drafting of this Standard. China Inspection and Quarantine Science Research Institute, the Chemical Institute of Standardization, Jiangsu CIQ, Shandong Entry-Exit Inspection and Quarantine of Jiangxi. The main drafters of this standard. Sun Xin, Falls Apart, Wang Xiaobing, Mei Jian, Li , Zhang Jing, Li Lei. This standard is the first release.

Introduction

EU on June 1, 2007 through the registration of chemicals legislation, evaluation, authorization and restriction regulations (hereinafter referred to as the REACH Regulation), And in 2008 June 1 formally implemented. After the implementation of the regulation of chemicals entering the EU market for unified management. Our country is Response to the EU REACH regulations, developed a series of chemical safety standards equivalent to the conversion of the relevant technical content EU REACH regulations. The reference to the standard EU REACH regulations technical guidance documents RIP3.10.2007 "Guide for identification and naming of substance" (in English), which Relating to the technical content of the above documents exactly established Chemical identity guidelines. Chemical Identification Guide

1 Scope

This standard specifies a single-component material, body material and multi-component substances of unknown or variable components, complex reaction products or biological material substance Parts identification requirements. This standard applies to single-component material, multi-component substances and substances of unknown or variable components, complex reaction products or biological material substance.

2 Terms and definitions

The following terms and definitions apply to this standard. 2.1 In order to make the material stable and intentionally added substances. NOTE. In other areas, other additives may also have the effect, for example, pH- adjusting agents, or coloring agents. 2.2 For the preparation and composition of intentionally added substances. 2.3 There is no single individual has a unique chemical properties in the material. 2.4 Substances three former EU chemicals regulatory framework, EINECS (European Inventory of Existing Commercial Chemical Substances), ELINCS (Europe has been through Daily Chemicals Directory) and NLP (no longer defined as a polymer directory) collectively. The EC number directory as a source of EC substance identities. 2.5 In the production of the substance does not want to appear in the ingredients. It may come from raw materials or the production process side reactions or incomplete response result. Although not intentionally added, but present in the final substance. 2.6 Nor is not additive impurities in the material as a component of the active portion of the substance. 2.7 Usually by the substance (s) may be, the main component of the mass fraction of at least 80% of the substance. 2.8 Usually by the substance (s) may be, more than a major component mass fraction greater than or equal to 10% and less than 80% of the material. 2.9 Two or more substances of the mixture or solution. ......

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