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GA/T 1644-2019 English PDF

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US$329.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GA/T 1644-2019: Forensic sciences--Examination methods for methcathinone, cathinone and mephedrone in suspected drugs--LC-MS
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GA/T 1644-2019	329	Add to Cart	3 days	Forensic sciences--Examination methods for methcathinone, cathinone and mephedrone in suspected drugs--LC-MS	Valid

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Basic data

Standard ID: GA/T 1644-2019 (GA/T1644-2019)
Description (Translated English): Forensic sciences--Examination methods for methcathinone, cathinone and mephedrone in suspected drugs--LC-MS
Sector / Industry: Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard: A92
Classification of International Standard: 13.310
Word Count Estimation: 14,128
Date of Issue: 2019
Date of Implementation: 2019-12-01
Issuing agency(ies): Ministry of Public Security

GA/T 1644-2019: Forensic sciences--Examination methods for methcathinone, cathinone and mephedrone in suspected drugs--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 methcathinone, cathinone and mephedrone in suspected drugs--LC-MS ICS 13.310 A92 Public Safety Industry Standards of the People's Republic of China Forensic science suspects that methylcarbazone, ketoxone, and 4-methylmethacinone test liquid chromatography-mass spectrometry Published on October 14,.2019 2019-12-01 Implementation Issued by the Ministry of Public Security of the People's Republic of China

Foreword

This section was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that some content of this document may involve patents. The issuer of this document does not assume responsibility for identifying these patents. This part is proposed by the National Criminal Technology Standardization Technical Committee Toxic Analysis Sub-Committee (SAC/TC179/SC1) and Be in charge. This standard was drafted by. Physical Evidence Appraisal Center of the Ministry of Public Security, Fujian Provincial Public Security Department. The main drafters of this standard. Chang Ying, Gao Lisheng, Li Hangqi, Zheng Hun, Zhang Chunshui, Zhao Yang, He Jianfeng, Zhai Wanfeng, Huang Xing, Liu Kelin, Li Peng, Zhao Yanbiao, Zheng Xiaoyu, Yang Hongxian, Xu Peng, Qian Zhenhua. Forensic science suspects that methylcarbazone, ketoxone, and 4-methylmethacinone test liquid chromatography-mass spectrometry

1 Scope

This standard specifies the liquid chromatography-mass spectrometry (LC-mass spectrometry (LC- MS) Qualitative test method and quantitative test method. This standard is applicable to the qualitative analysis of methylcarbazone, cathinone, and 4-methylmethylcarbazone in in vitro samples of suspected drugs in the field of forensic science And quantitative analysis.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document. GB/T 4883-2008 Statistical processing of data and interpretation of judgment and processing of outliers of normal samples GB/T 6682 Analysis laboratory water specifications and test methods GA/T 122 Nomenclature of poison analysis JJF1059.1-2012 Evaluation and expression of measurement uncertainty

3 Terms and definitions

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

4 Principle

For methylcarbazone in the suspected drug samples (see Figure A.1 for structural formula), cathinone (see Figure A.2 for structural formula) and 4-methylmethacin The ketone (see Figure A.3 for structural formula) is extracted. Using liquid chromatography-mass spectrometry detection, with retention time, mass spectrometry characteristic ion fragment peaks and ions The abundance ratio is used as the basis for qualitative judgment, and the quantitative analysis is performed by the external standard single-point method.

5 Reagents and materials

5.1 Reagent The experimental water shall comply with the first-grade water specified in GB/T 6682.Unless otherwise stated, the reagents used in the analysis are chromatographically pure, Reagents include. a) Acetonitrile; b) methanol; c) formic acid; d) Standard solution. 1) Standard substance solution. 1.0 mg/mL methylcarbazone, cathinone, and 4-methylmethacetone and other three standard substance solutions; ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GA/T 1644-2019_English be delivered?

Answer: Upon your order, we will start to translate GA/T 1644-2019_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 1644-2019_English with my colleagues?

Answer: Yes. The purchased PDF of GA/T 1644-2019_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.