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SN/T 3876-2014 English PDF

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SN/T 3876-2014: Food contact materials. Polymers. Determination of 2, 4-Diamino-6-hydroxypyrimidine in simulants. High performance liquid chromatography
Status: Valid
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SN/T 3876-2014English259 Add to Cart 3 days [Need to translate] Food contact materials. Polymers. Determination of 2, 4-Diamino-6-hydroxypyrimidine in simulants. High performance liquid chromatography Valid SN/T 3876-2014

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Basic data

Standard ID SN/T 3876-2014 (SN/T3876-2014)
Description (Translated English) Food contact materials. Polymers. Determination of 2, 4-Diamino-6-hydroxypyrimidine in simulants. High performance liquid chromatography
Sector / Industry Commodity Inspection Standard (Recommended)
Classification of Chinese Standard X08
Classification of International Standard 67.250
Word Count Estimation 10,117
Quoted Standard GB/T 6682; GB/T 23296.1-2009
Regulation (derived from) AQSIQ notification issued in 2014 on the first batch of 230 industry-standard entry-exit inspection and quarantine
Issuing agency(ies) General Administration of Customs
Summary This Standard specifies the method of high performance liquid chromatography (HPLC) in food contact materials - Polymer 2, 4-amino-6-hydroxy pyrimidine migration in food simulants amount. This Standard applies to food simulants distilled water, 3% (mass f

SN/T 3876-2014: Food contact materials. Polymers. Determination of 2, 4-Diamino-6-hydroxypyrimidine in simulants. High performance liquid chromatography


---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. Polymers. Determination of 2, 4-Diamino-6-hydroxypyrimidine in simulants. High performance liquid chromatography People's Republic of China Entry-Exit Inspection and Quarantine Standards Food contact materials - Polymer Food simulants diamino-6-hydroxy-pyrimidine High performance liquid chromatography Issued on. 2014-01-13 2014-08-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. People's Republic of China Shandong CIQ. The main drafters of this standard. Tangzhi Xu, Luo Xin, Wang Mei, cattle Zengyuan, Jane Huimin Xu Hui, Cai snow, Yangbo Feng. Food contact materials - Polymer Food simulants diamino-6-hydroxy-pyrimidine High performance liquid chromatography

1 Scope

This standard specifies the food contact materials - Polymer - 2,4-diamino-6-hydroxy-pyrimidine food simulants efficient migration HPLC detection method. This standard applies to food simulants distilled water, 3% (mass fraction) solution of acetic acid, 10% (by volume) ethanol, olive oil Determination of amino-6-hydroxy-2,4-pyrimidine. Food simulant 3% (mass concentration) solution of acetic acid, 10% (volume fraction) ethanol solution of 2,4-diamino-6-hydroxy-pyrimidine of determination Limit. 1.0mg/kg, distilled water, 2,4-diamino-6-hydroxy-pyrimidine lower limit of detection. 2.0mg/kg, in olive oil diamino-6-hydroxy-pyrimidine Pyridine lower limit of detection. 2.5mg/kg.

2 Normative references

The following documents for the application of this standard is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD) GB/T 23296.1-2009 plastic food contact materials in plastics was limited in specific migration test substance to food and food simulants Experience and determination method and conditions of exposure to food simulants Guide selection

3 Method summary

Food simulants 2,4-amino-6-hydroxy-pyrimidine separated by HPLC column using a diode array detectors Testing. Water-based food simulants after filtration membrane direct injection, olive oil food simulant by methanol extraction, membrane filtration backward like. External standard method Quantified.

4 Reagents and materials

Unless otherwise indicated, the reagents used were of analytical grade, water as a secondary water GB/T 6682 regulations. 4.1 2,4-diamino-6-hydroxy-pyrimidine (CAS Number. 56-06-4, molecular formula. CH6N4O), standard. 96% purity. 4.2 ammonium acetate. 4.3 Methanol. chromatographically pure. 4.4 glacial acetic acid. 4.5 ethanol. 4.6 olive oil. 4.7 10mmol/L ammonium acetate solution (pH 4). Weigh ammonium acetate (4.2) about 0.357g, with ultrapure water volume to 500mL, with ice B. Acid (4.4) adjusted to pH 4 ± 0.2.

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