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GA/T 187-2021 English PDF

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Q: Should I purchase the latest version GA/T 187-2021?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GA/T 187-2021 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$349.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GA/T 187-2021: Forensic sciences - Examination methods for dichlorvos and trichlorfon in biological samples - GC-MS and LC-MS
Status: Valid

GA/T 187: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GA/T 187-2021	349	Add to Cart	3 days	Forensic sciences - Examination methods for dichlorvos and trichlorfon in biological samples - GC-MS and LC-MS	Valid
GA/T 187-1998	439	Add to Cart	3 days	Methods of qualitative and quantitative analysis for DDVP and trichorfon in case samples	Obsolete

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Basic data

Standard ID: GA/T 187-2021 (GA/T187-2021)
Description (Translated English): Forensic sciences - Examination methods for dichlorvos and trichlorfon in biological samples - GC-MS and LC-MS
Sector / Industry: Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard: A92
Word Count Estimation: 15,136
Issuing agency(ies): Ministry of Public Security

GA/T 187-2021: Forensic sciences - Examination methods for dichlorvos and trichlorfon in biological samples - GC-MS and LC-MS

---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.
Forensic sciences - Examination methods for dichlorvos and trichlorfon in biological samples - GC-MS and LC-MS ICS 13.310 CCSA92 People's Republic of China Public Safety Industry Standards Replaces GA/T 187-1998 Dichlorvos and dichlorvos in forensic biological samples Trichlorfon Test Gas Chromatography- Mass Spectrometry and Liquid Chromatography-Mass Spectrometry Published on 2021-10-14 2022-05-01 Implementation Published 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 of Standardization Documents" drafted. This document replaces GA/T 187-1998 "Qualitative and Quantitative Analysis Methods of Dichlorvos and Trichlorfon in Poisoning Materials", and Compared with GA/T 187-1998, except for editorial revisions, the main technical changes are as follows. --- Revised the relevant content of the scope (see Chapter 1, Chapter 1 of the.1998 edition); --- Added the qualitative and quantitative analysis method of liquid chromatography (see Chapter 1 ~ Chapter 8); --- Modified the relevant content of normative references (see Chapter 2, Chapter 2 of the.1998 edition); --- Revised the principle of gas chromatography (see Chapter 4, Chapter 4 of the.1998 edition); --- Modified the reagents for gas chromatography (see Chapter 5, Chapter 5 of the.1998 edition); --- Modified the instruments and equipment for gas chromatography (see Chapter 6, Chapter 6 of the.1998 edition); --- Modified the qualitative and quantitative analysis of gas chromatography (see Chapter 7, Chapter 7 of the.1998 edition); --- Deleted the relevant content of thin layer chromatography (see Chapter 11 ~ Chapter 16 of the.1998 edition); --- Deleted the relevant content of the chemical rapid test method (see Chapter 17 of the.1998 edition); --- Revised the relevant content of Appendix A (see Appendix A, Appendix A of the.1998 edition); --- Added the relevant content of Appendix B (see Appendix B). Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by the National Criminal Technology Standardization Technical Committee Toxic Analysis Sub-Technical Committee (SAC/TC179/SC1). focal point. This document is drafted by. Physical Evidence Identification Center of the Ministry of Public Security, Puyang City Public Security Bureau. The main drafters of this document. Dong Linpei, Ren Xinxin, Wang Ruihua, Zhang Mengjuan, Wang Aihua, Chang Jing, Yu Zhongshan, Zhang Yunfeng, Wei Chunming. The previous versions of this document have been released as follows. ---First published in.1998 as GA/T 187-1998, this is the first revision. Dichlorvos and dichlorvos in forensic biological samples Trichlorfon Test Gas Chromatography- Mass Spectrometry and Liquid Chromatography-Mass Spectrometry

1 Scope

This document specifies the gas chromatography-mass spectrometry of dichlorvos in biological samples (blood, urine, liver, kidney, stomach and stomach contents, etc.) in the field of forensic science (GC-MS) qualitative test method and liquid chromatography-mass spectrometry (LC-MS) qualitative and quantitative test method for dichlorvos and trichlorfon. This document is applicable to the gas chromatography-mass spectrometry determination of dichlorvos in biological samples (blood, urine, liver, kidney, stomach and stomach contents, etc.) in the field of forensic science Qualitative and quantitative analysis of dichlorvos and trichlorfon by liquid chromatography-mass spectrometry. Other test materials can be used for reference.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB/T 6682 Analysis Laboratory Water Specifications and Test Methods GA/T 122 Toxic Analysis Terminology

3 Terms and Definitions

Terms and definitions defined in GA/T 122 apply to this document.

4 Principles

The blank sample and the added sample were used as controls, and the biological samples were extracted, purified and concentrated according to the requirements of parallel operation. Liquid chromatography-mass spectrometry was used for detection, and retention time, mass spectral characteristic ions and ion abundance ratios were used as the basis for qualitative judgment; liquid chromatography-mass spectrometry was used. The retention time, mass spectral characteristic ion pair and ion pair abundance ratio were used as the basis for qualitative judgment, and the peak area was used as the basis for external standard method. Perform quantitative analysis.

5 Reagents and Materials

5.1 Reagents The experimental water for gas chromatography-mass spectrometry shall meet the tertiary water specified in GB/T 6682, and the experimental water for liquid chromatography-mass spectrometry shall meet the requirements of GB/T 6682. Grade 1 water specified in GB/T 6682.Unless otherwise stated, the reagents used in the analysis are of analytical grade, including the following reagents. a) Ethyl acetate. b) Dichloromethane. c) Acetonitrile (chromatographically pure). d) Methanol. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GA/T 187-2021_English be delivered?

Answer: Upon your order, we will start to translate GA/T 187-2021_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 187-2021_English with my colleagues?

Answer: Yes. The purchased PDF of GA/T 187-2021_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.

Question 5: Should I purchase the latest version GA/T 187-2021?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GA/T 187-2021 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.