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Collecting and packaging method for trace evidence-Rubber and plastic
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Basic data
| Standard ID | GA/T 958-2011 (GA/T958-2011) |
| Description (Translated English) | Collecting and packaging method for trace evidence-Rubber and plastic |
| Sector / Industry | Public Security (Police) Industry Standard (Recommended) |
| Classification of Chinese Standard | A92 |
| Classification of International Standard | 13.310 |
| Word Count Estimation | 5,541 |
| Date of Issue | 2011-08-29 |
| Date of Implementation | 2011-10-01 |
| Quoted Standard | GA/T 242-2000 |
| Regulation (derived from) | Industry Standard Record Announcement No. 4 of 2012 (No. 148) |
| Issuing agency(ies) | Ministry of Public Security |
| Summary | This standard specifies the extraction and packaging of physical and chemical evidence for forensic science. This standard applies to forensic science in the field of rubber and plastic material evidence of the extraction, packaging, and other areas can also refer to the use. |
GA/T 958-2011: Collecting and packaging method for trace evidence-Rubber and plastic
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Collecting and packaging method for trace evidence-Rubber and plastic
ICS 13.310
A92
People's Republic of China Public Security Industry Standards
Extraction of trace evidence, rubber and plastic packing method
Issued on. 2011-08-29
2011-10-01 implementation
People's Republic of China Ministry of Public Security
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
Please note that some of the content of this document may involve patents. Distribution of this document
Institutions do not assume the responsibility to identify these patents.
This standard by the National Information Technology Standardization Technical Committee Technical Committee TESTING Criminal (SAC/TC179/SC4) and proposed
Centralized.
This standard was drafted. Guangxi Zhuang Autonomous Region Public Security Bureau of Criminal Science and Technology Management Research Center.
The main drafters of this standard. Li Hongsen.
Extraction of trace evidence, rubber and plastic packing method
1 Scope
This standard specifies the forensic science field of rubber and plastic evidence extraction and packaging.
This standard applies to the field of forensic science to extract rubber and plastic material evidence, packaging and other fields may also refer to use.
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.
TESTING term GA/T 242-2000 trace evidence
3 Terms and Definitions
Terms and definitions GA/T 242-2000 define apply to this document.
4 Equipment
Evidence extraction of rubber and plastic, packaging, requires the following equipment.
a) forceps;
b) the brush;
c) magnifying glass, microscope;
d) scalpel, dial needle;
e) trace evidence extracted special paper.
5 Extraction
5.1 samples extracted before, should be fixed taking pictures.
5.2 scattered at the scene of rubber and plastic samples can be picked up with tweezers; especially tiny particles extracted with brush.
5.3 bearer object attached rubber or plastic samples should be extracted together with the object carrier; can not be extracted, it should be used scalpel,
Dial needle separation (peeling) extraction method for extracting or special paper with sticky trace evidence taken.
5.4 should be suspicious sites related object extraction ratio samples.
5.5 Necessary blank sample extracts carrying the object.
6 Package
6.1 to extract rubber and plastic samples with evidence bags encapsulated directly.
6.2 together with the object of carrying rubber and plastic together to extract the samples should be fixed bearing object floating in the hard case.
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