SN/T 2333-2009 English PDF
Basic dataStandard ID: SN/T 2333-2009 (SN/T2333-2009)Description (Translated English): Food contact materials. Polymer materials. Determination of vinyl acetate in food stimulants by gas chromatography/mass spectrometry Sector / Industry: Commodity Inspection Standard (Recommended) Classification of Chinese Standard: X08 Classification of International Standard: 67.250 Word Count Estimation: 9,948 Date of Issue: 2009-07-07 Date of Implementation: 2010-01-16 Quoted Standard: SN/T 2280 Regulation (derived from): National Quality Inspection [2009] No. 290 Issuing agency(ies): General Administration of Customs Summary: This standard specifies the water, 3% aqueous acetic acid, 10% ethanol solution and soaking in olive oil four kinds of food simulants vinyl acetate method. This standard applies to food simulants Determination of vinyl acetate. SN/T 2333-2009: Food contact materials. Polymer materials. Determination of vinyl acetate in food stimulants by gas chromatography/mass 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. Food contact materials.Polymer materials.Determination of vinyl acetate in food stimulants by gas chromatography/mass spectrometry Exit inspection and quarantine industry standard book People's Republic of China Food contact materials - Polymer Determination of vinyl acetate in food simulants Gas chromatography - mass spectrometry Posted 2009-07-07 2010-01-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released ForewordThe Standard Appendix A, Appendix B are informative appendices. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard is drafted by. People's Republic of China Jiangsu Entry-Exit Inspection and Quarantine Bureau. Involved in the drafting of the standard units. People's Republic of China Shandong CIQ, People's Republic of China Shanghai Entry-Exit Inspection and Quarantine Bureau. The main drafters of this standard. He Jian Gang, Liu Junfeng, Jiang Xin, saffron yellow, Zhou Yuyan, Xu Yan, Jiang Hongxing, Wang Ye. This standard is the first release of the entry-exit inspection and quarantine industry standards. Food contact materials - Polymer Determination of vinyl acetate in food simulants Gas chromatography - mass spectrometry1 ScopeThis standard specifies the water, 3% aqueous acetic acid, 10% aqueous ethanol and olive oil Four Food simulate the soaking solution of vinyl acetate test methods. This standard applies to the determination of vinyl acetate and acetic acid in food simulants.2 Normative referencesThe 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. SN/T 2280 plastic food contact materials restricted substances in a plastic substance specific migration into foods and food simulants Test side Method and determination of exposure to food simulants and conditions of selection guidelines Principle 3 Vinyl acetate in the sample after leaching was soaking food simulants, constant volume with acetone and then determined by GC vinyl acetate.4 Reagents and materialsUnless otherwise specified, the reagents used were of analytical grade. 4.1 Acetone. analytical purity should be greater than 99%, excluding vinyl acetate. Vinyl acetate 4.2. standard reagents, should be greater than 98% purity. 4.3 tetrahydrofuran. standard reagent purity should be greater than 98%, for the determination of the correction factor. 4.4 Nitrogen. purity of not less than 99.9% (volume fraction), silica gel and molecular sieve 5A dried, purified. 4.5 air (air). silica gel and molecular sieve 5A dried, purified. 4.6 Hydrogen. purity of not less than 99.9% (volume fraction), silica gel and molecular sieve 5A dried, purified.5 instruments and equipment5.1 Gas chromatograph. equipped with a FID detector. 5.2 ultrasonic oscillator. 5.3 micro syringe. 10μL. 5.4 volumetric flask. 25mL.6 Sample Preparation and Storage6.1 Sample Preparation Simulation food was soaked and migration test conditions according to SN/T 2280. 6.2 Sample preservation Simulation food soaking solution under the condition of 4 ℃ dark, sealed. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of SN/T 2333-2009_English be delivered?Answer: Upon your order, we will start to translate SN/T 2333-2009_English as soon as possible, and keep you informed of the progress. 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