GB/T 29180.2-2012 English PDF

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GB/T 29180.2-2012: The investigative methods and procedures for electrical fire -- Part 2: Methods for dissolution and separation of physical evidence
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 29180.2-2012	139	Add to Cart	3 days	The investigative methods and procedures for electrical fire -- Part 2: Methods for dissolution and separation of physical evidence	Valid

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Basic data

Standard ID: GB/T 29180.2-2012 (GB/T29180.2-2012)
Description (Translated English): The investigative methods and procedures for electrical fire -- Part 2: Methods for dissolution and separation of physical evidence
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: C82
Classification of International Standard: 13.220.20
Word Count Estimation: 6,697
Quoted Standard: GB/T 1844.1; GB/T 20162
Regulation (derived from): National Standards Bulletin 2012 No. 41; National Standards Commission recently released 16 national standards for fire protection
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 separation and extraction with solvent to dissolve the solid residue with a plastic electrical evidence approach. This section applies to ABS, polyvinyl chloride (PVC), polystyrene (PS), polycarbonate (PC) plastic residues and

GB/T 29180.2-2012: The investigative methods and procedures for electrical fire -- Part 2: Methods for dissolution and separation of physical evidence

---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.
The investigative methods and procedures for electrical fire Part 2. Methods for dissolution and separation of physical evidence ICS 13.220.20 C82 National Standards of People's Republic of China Electrical fire inquest methods and procedures Evidence of dissolving separation and extraction method. Part 2 Part 2. Methodsfordissolutionandseparationofphysicalevidence Issued on. 2012-12-31 2013-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 29180 "electrical fire inquest methods and procedures" is divided into two parts. --- Part 1. Fire electrical failure modes and inquest procedures; --- Part 2. Evidence of dissolving separation and extraction method. This is Part 2 GB/T 29180 of. This section based on GB/T 1.1-2009 given rules for writing. This section presents the People's Republic of China Ministry of Public Security. This part of the National Technical Committee of Standardization Technical Committee Fire Fire Investigation (SAC/TC113/SC11) centralized. This section is responsible for drafting unit. Shenyang Fire Research Institute Ministry of Public Security. Participated in the drafting of this section. Guangxi Zhuang Autonomous Region Public Security Fire Department. The main drafters of this section. Liu Shu-jun, Zhao Long, Lin Song, in Lily, Gao Wei, Di Man, Meng Shan, Wu Ying. This section first release. Electrical fire inquest methods and procedures Evidence of dissolving separation and extraction method. Part 2

1 Scope

This section GB/T 29180 specifies the method for separating and extracting with a solvent to dissolve the solid residue in a plastic electrical material evidence. This section applies to ABS, polyvinyl chloride (PVC), polystyrene (PS), polycarbonate (PC) and other plastic residues and copper, aluminum, iron, etc. Electric evidence.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 1844.1 Plastics - Symbols and abbreviations - Part 1. Basic polymers and their special characteristics GB/T 20162 Fire Identification evidence Extraction

3 Terms and Definitions

GB/T 1844.1 and as defined in the following terms and definitions apply to this document. 3.1 Plastic residue plasticresidue The scene of the fire melted the plastic material or combustion residues. 3.2 Dissolution separation dissolutionandseparation Using a solvent to dissolve the plastic residue, which is held fixed electrical evidence of shape, state, organization and morphology does not change.

4 Reagents

Unless otherwise indicated, this part of the reagents used were of analytical grade, include. methylene chloride, ethyl acetate, benzene, formic acid, cyclohexanone and tetrahydrofuran.

5 equipment

5.1 tweezers, pliers and other gripping tools category. 5.2 magnets adsorption type tools. 5.3 glassware, reagent bottles containing class vessels. 5.4 graduated cylinder, measuring cup to take the same amount of class tools.

6 separation and extraction method

6.1 determine the type of plastic residue According to site survey or for information to identify the type of plastic residue. Unable to determine the type of plastic residue samples may be phase Identification of the substance should be. ......

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