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GA/T 208-2019 English PDF

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GA/T 208-2019: Forensic sciences--Examination methods for phosphide in biological samples--HSGC and HSGC-MS
Status: Valid

GA/T 208: Historical versions

Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GA/T 208-2019229 Add to Cart 3 days Forensic sciences--Examination methods for phosphide in biological samples--HSGC and HSGC-MS Valid
GA/T 208-1999599 Add to Cart 3 days Methods of qualitative and quantitative analysis for phosphide in case samples Obsolete

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Basic data

Standard ID: GA/T 208-2019 (GA/T208-2019)
Description (Translated English): Forensic sciences--Examination methods for phosphide in biological samples--HSGC and HSGC-MS
Sector / Industry: Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard: A92
Classification of International Standard: 13.310
Word Count Estimation: 10,141
Date of Issue: 2019
Date of Implementation: 2019-12-01
Issuing agency(ies): Ministry of Public Security

GA/T 208-2019: Forensic sciences--Examination methods for phosphide in biological samples--HSGC and HSGC-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 phosphide in biological samples--HSGC and HSGC-MS ICS 13.310 A92 Public Safety Industry Standards of the People's Republic of China Replace GA/T 208-1999 Inspection of phosphine in forensic biological samples Headspace gas chromatography and headspace gas 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 standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GA/T 208-1999 "Qualitative and Quantitative Analysis Methods of Phosphide in Samples of Poisoning Cases", and GA/T 208- Compared to.1999, the main technical changes except for editorial changes are as follows. --- Modified the standard name (see cover, cover of.1999 edition); --- Modified the relevant content of the scope (see Chapter 1, Chapter 1 of the.1999 edition); ---Revised the relevant content of normative reference documents (see Chapter 2, Chapter 2 of the.1999 edition); --- Revised the first principle of headspace gas chromatography detection of phosphine and its metabolites (see Chapter 4,.1999 edition of the fourth chapter); --- Modified the first reagent for detecting phosphine and its metabolites by headspace gas chromatography (see Chapter 5,.1999 edition of No. 5) chapter); ---Modified the first instrument and equipment for detecting phosphine and its metabolites by headspace gas chromatography (see Chapter 6,.1999 edition) Chapter 6); --- Modified the first qualitative and quantitative analysis of headspace gas chromatography for detection of phosphine and its metabolites (see Chapter 7,.1999) Chapter 7 of the edition); --- Deleted the second part of the AgDDC method for the determination of phosphine (see Chapter 8 ~ Chapter 11 of the.1999 edition); --- Deleted the third content of mercury bromide test paper method for measuring phosphine (see Chapter 12 ~ Chapter 15 of the.1999 edition); --- Modify the relevant content of Appendix A (see Appendix A, Appendix A of the.1999 edition); --- Modify the relevant content of Appendix B (see Appendix B, Appendix B of the.1999 edition). 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 standard was proposed by the National Toxic Analysis Subcommittee of Criminal Technical Standardization Technical Committee (SAC/TC179/SC1) and Be in charge. This standard was drafted by. Physical Evidence Appraisal Center of the Ministry of Public Security, China Criminal Police College, Shaanxi Provincial Public Security Bureau, and Judicial Expertise Research Institute. The main drafters of this standard. Hou Xiaoping, Chang Jing, Dong Ying, Du Hongyan, Cui Guanfeng, Zhu Yu, Zhang Aidong, Liu Wei. Inspection of phosphine in forensic biological samples Headspace gas chromatography and headspace gas chromatography-mass spectrometry

1 Scope

This standard specifies the headspace gas chromatography (HSGC) quantitative detection of phosphine in biological samples (blood, urine, liver, kidney, stomach and stomach contents, etc.) Qualitative and quantitative inspection method of headspace gas chromatography-mass spectrometry (HSGC-MS). This standard applies to qualitative and quantitative analysis of phosphine in biological samples. Qualitative analysis and determination of phosphine in other suspicious samples Quantitative analysis can refer to use.

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 6682 Analysis laboratory water specifications and test methods GA/T 122 Nomenclature of poison analysis

3 Terms and definitions

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

4 Principle

The blank sample and the added sample were used as controls. According to the requirements of parallel operation, headspace gas chromatography-mass spectrometry was used for quantification. Chromatographic quantification, based on retention time, characteristic ion fragment peak of mass spectrometry and relative abundance ratio as qualitative judgment basis; based on peak area, use external Standard method for quantitative analysis.

5 Reagents and materials

5.1 Reagent The water used for the experiment shall conform to the third grade water specified in GB/T 6682.The reagents used in the analysis are of analytical grade, and the reagents include. a) 20% sulfuric acid solution. take 20mL concentrated sulfuric acid and slowly add it to 80mL water; b) Zinc powder (no arsenic); c) Standard solution. 1) Sodium hypophosphite standard solution (equivalent to 1.0 mg/mL containing phosphine). accurately weigh sodium hypophosphite (NaH2PO2 H2O) Standard substance 155.90mg, dissolved in a small amount of water, diluted to 50mL, formulated to contain phosphine equivalent The 1.0 mg/mL sodium hypophosphite standard solution was placed in the refrigerator and stored in a refrigerator. Valid for 1 month. 2) Sodium hypophosphite working solution (equivalent to 0.1mg/mL containing phosphine). Pipette sodium hypophosphite standard solution (equivalent to containing Phosphine 1.0mg/mL), diluted with water to 10mL, sealed, placed in the refrigerator and stored in the refrigerator, valid for 7 days. experiment
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