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GB/T 24417-2009 English PDF

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GB/T 24417-2009: Determination of diisononyl adipate in PVC wrap films -- Gas chromatographic method
Status: Valid
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GB/T 24417-2009English189 Add to Cart 3 days [Need to translate] Determination of diisononyl adipate in PVC wrap films -- Gas chromatographic method Valid GB/T 24417-2009

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Basic data

Standard ID GB/T 24417-2009 (GB/T24417-2009)
Description (Translated English) Determination of diisononyl adipate in PVC wrap films -- Gas chromatographic method
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard C53
Classification of International Standard 67.040
Word Count Estimation 8,812
Date of Issue 2009-09-30
Date of Implementation 2009-12-01
Quoted Standard GB/T 6379.1; GB/T 6379.2
Regulation (derived from) National Standard Approval Announcement 2009 No.10 (Total No.150)
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This standard specifies the determination by gas chromatography polyvinyl chloride (PVC) plastic wrap in adipic isononylphtalate (DINA). This standard applies to PVC cling film diisononyl ester determination.

GB/T 24417-2009: Determination of diisononyl adipate in PVC wrap films -- Gas chromatographic method


---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.
Determination of diisononyl adipate in PVC wrap films. Gas chromatographic method ICS 67.040 C53 National Standards of People's Republic of China Determination of polyvinyl chloride film diisononyl ester Gas chromatography Posted 2009-09-30 2009-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The Standard Appendix A, Appendix B are informative appendices. This standard by the National Food Industry Standardization Technical Committee (SAC/TC64) proposed. This standard by the National Standardization Technical Committee on Food Universal Detection Technology Food Industry Technical Committee (SAC/TC64/SC8) Centralized. This standard was drafted. Dalian City Product Quality Supervision, Inspection, Dalian standard detection technology research center. The main drafters of this standard. Jiang Jun, Tong Junction, Li Haiyan, Jiang Zibo, Zhang Jingbo, Zhou Lili, Vivian, Huo Xiaomin. Determination of polyvinyl chloride film diisononyl ester Gas chromatography

1 Scope

This standard specifies the determination by gas chromatography polyvinyl chloride (PVC) plastic wrap in diisononyl ester (DINA). This standard applies to PVC cling film diisononyl ester determination. The detection limit of this method was 0.03g/100g, the lowest limit of quantification of the method was 0.1g/100g.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 6379.1 measurement methods and results of Accuracy (trueness and precision) - Part 1. General principles and definitions GB/T 6379.2 measurement methods and results of Accuracy (trueness and precision) - Part 2. Determine the standard measurement method to repeat Of the basic methods of reproduction

3 Method summary

After the sample of diisononyl ester by hexane extraction, gas chromatography - FID detection, external standard method Quantified.

4 Reagents and materials

4.1 hexane. chromatographically pure. 4.2 diisononyl ester (disononyladipate). purity ≥99%. 4.3 diisononyl ester standard solution (10mg/mL). Weigh diisononyl ester 1g (accurate to 0.0001g), with n-hexane Dissolved constant volume to 100mL. Standard stock solution stored in the dark below 4 ℃, storage period of three months. 4.4 diisononyl ester standard working solution. draw different volumes of standard stock solution are required, diluted with n-hexane concentration points Do a series of standard working solution 0,0.02,0.10,0.40,1.00,2.00mg/mL of. The working standard solution that is ready to use with. 4.5 Organic filter. 0.45μm.

5 instruments and equipment

5.1 Gas chromatograph. with hydrogen flame detector. 5.2 Analysis of balance. a sense of the amount of 0.1mg. 5.3 ultrasonic cleaner.

6 Sample preparation

After the laboratory sample cut into pieces less than 1cm2 uniformly mixed, separated 50g as a sample, stored in a clean glass container spare.

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