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GA/T 1995-2022 English PDF

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US$169.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GA/T 1995-2022: Forensic sciences - Examination methods for metal evidence - Wavelength dispersive X-ray fluorescence spectrometry
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GA/T 1995-2022	169	Add to Cart	3 days	Forensic sciences - Examination methods for metal evidence - Wavelength dispersive X-ray fluorescence spectrometry	Valid

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Basic data

Standard ID: GA/T 1995-2022 (GA/T1995-2022)
Description (Translated English): Forensic sciences - Examination methods for metal evidence - Wavelength dispersive X-ray fluorescence spectrometry
Sector / Industry: Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard: A92
Classification of International Standard: 13.310
Word Count Estimation: 7,733
Date of Issue: 2022-06-15
Date of Implementation: 2022-10-01
Issuing agency(ies): Ministry of Public Security
Summary: This standard is applicable to the elemental composition analysis and comparative inspection of metal evidence in the field of forensic science, and can also be used for reference in other fields.

GA/T 1995-2022: Forensic sciences - Examination methods for metal evidence - Wavelength dispersive X-ray fluorescence spectrometry

---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.
ICS13:310 CCSA92 People's Republic of China Public Security Industry Standards Forensic Science Metal Testing Wavelength Dispersive X-ray Fluorescence Spectroscopy Released on 2022-06-15 2022-10-01 Implementation Released by the Ministry of Public Security of the People's Republic of China

foreword

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: Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document was proposed by the National Criminal Technology Standardization Technical Committee Physical and Chemical Inspection Sub-Technical Committee (SAC/TC179/SC4) and submitted Focus on: This document was drafted by: The Material Evidence Identification Center of the Ministry of Public Security, the Material Evidence Identification Center of the Guizhou Provincial Public Security Bureau, and the Criminal Investigation Detachment of the Dalian Public Security Bureau: Science and Technology Division, Criminal Technology Institute of Guangzhou Public Security Bureau, Criminal Technology Center of Guangdong Provincial Public Security Bureau, People's Public Security University of China, Jinan Public Security Bureau Criminal Police Detachment Criminal Division: The main drafters of this document: Qiao Ting, Guo Hongling, Zhu Jun, Hu Can, Tian Renkui, Wang Bin, Lin Xianwen, Zhang Liang, Jiang Hong, Wu Jifeng, Lu Linchao: Forensic Science Metal Testing Wavelength Dispersive X-ray Fluorescence Spectroscopy

1 Scope

This document specifies wavelength dispersive X-ray fluorescence spectroscopic examination methods for metal evidence in the field of forensic science: This document is applicable to the elemental composition analysis and comparative inspection of metal evidence in the field of forensic science, and can also be used as a reference in other fields:

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document: GB/T 14666 Analytical Chemistry Terminology GA/T 242 Physicochemical Examination Terminology for Trace Evidence in Forensic Science

3 Terms and Definitions

The terms and definitions defined in GB/T 14666 and GA/T 242 apply to this document:

4 principles

Common elements in metal evidence are magnesium (Mg), aluminum (Al), silicon (Si), titanium (Ti), vanadium (V), chromium (Cr), manganese (Mn), iron (Fe), cobalt (Co), nickel (Ni), copper (Cu), zinc (Zn), silver (Ag), tin (Sn), antimony (Sb), platinum (Pt), gold (Au), lead (Pb), etc:, These elements are in the wave It is within the inspection range of long dispersive X-ray fluorescence spectrometer: Using the characteristic fluorescent X-ray wavelength and response intensity of each element to detect metal evidence Carry out qualitative and quantitative inspection of elements, and realize elemental composition analysis and comparative inspection of metal evidence:

5 Reagents and Materials

Reagents and materials include: a) deionized water; b) Ethanol (C2H6O, analytically pure); c) sandpaper; d) boric acid (H3BO3, analytically pure); e) Ceramic scalpels and blades:

6 Instruments and equipment

Instruments and equipment include: a) wavelength dispersive X-ray fluorescence spectrometer; ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GA/T 1995-2022_English be delivered?

Answer: Upon your order, we will start to translate GA/T 1995-2022_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 GA/T 1995-2022_English with my colleagues?

Answer: Yes. The purchased PDF of GA/T 1995-2022_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.