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GA/T 1241-2015 English PDF

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GA/T 1241-2015: Technical specifications for latent bloody fingerprint development by TMB in forensic science
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PDF similar to GA/T 1241-2015


Standard similar to GA/T 1241-2015

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Basic data

Standard ID GA/T 1241-2015 (GA/T1241-2015)
Description (Translated English) Technical specifications for latent bloody fingerprint development by TMB in forensic science
Sector / Industry Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard A92
Classification of International Standard 13.310
Word Count Estimation 5,529
Date of Issue 2015-02-11
Date of Implementation 2015-02-11
Quoted Standard GA/T 144-1996
Regulation (derived from) Notice on Publication of Public Safety Industry Standard (Year 2015); Industry Standard Record Announcement No. 2016 (No. 197)
Issuing agency(ies) Ministry of Public Security
Summary This standard specifies the principles, equipment, reagents, laboratory environmental requirements, operating procedures and precautions for tetramethylbenzidine. This standard applies to the display of light-colored objects on the occult blood fingerprints.

GA/T 1241-2015: Technical specifications for latent bloody fingerprint development by TMB in forensic science


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Technical specifications for latent bloody fingerprint development by TMB in forensic science ICS 13.310 A92 People's Republic of China Public Security Industry Standards Forensic Science tetramethylbenzidine apparent blood fingerprint specifications forensicscience Issued on. 2015-02-11 2015-02-11 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. Release mechanism of the present document does not assume responsibility for the identification of these patents. This standard by the National Standardization Technical Committee on Forensic Science and Technology fingerprint examination Standardization Technical Committee (SAC/TC179/SC3) mention And the focal point. This standard was drafted. Chinese People's Public Security University, Ministry of Public Security Evidence Identification Center. Drafters of this standard. Zhen dry, Shi Haiqing, often Parker. Forensic Science tetramethylbenzidine apparent blood fingerprint specifications

1 Scope

This standard specifies the tetramethylbenzidine blood fingerprints show's principles, equipment, reagents, laboratory environment requirements, operating procedures and pay attention matter. This standard applies to apparent occult blood handprint colored object on.

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. GA/T 144-1996 fingerprint professional terminology

3 Terms and Definitions

GA/T 144-1996 defined by the following terms and definitions apply to this document. 3.1 TMB tetramethylbenzidine; TMB The full name of 3,3 ', 5,5'-tetramethylbenzidine, formula C6H20N2, colorless crystals. Principle 4 show 3,3 ', 5,5'-tetramethylbenzidine appear reagent can be blood or bloodstains redox reaction of the blue tetramethylbenzidine occur Blue, thus showing fingerprints. 5 equipment, reagents, laboratory environmental requirements 5.1 Device Balance, sprayers and so on. 5.2 Reagents Ethanol, hydrogen peroxide, 3,3 ', 5,5'-tetramethyl benzidine. 5.3 laboratory environment Health clean, well-ventilated.

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