GB 31604.11-2016: Translated English of Chinese Standard. GB31604.11-2016: National Food Safety Standard - Food Contact Materials and Articles - Determination of Migration of 1,3-benzenedimethanamine
https://www.chinesestandard.net, 2018 M01 26 - 11 pages
This Standard specifies the high-performance liquid chromatography method for determination of migration of 1,3-benzenedimethanamine. This Standard is applicable to the determination of migration of 1,3-benzenedimethanamine in food contact materials and articles.
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Instruments and equipment
Expression of analysis results
Annex A Liquid chromatogram
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1,3-benzenedimethylamine standard 100 mL volumetric 5-mL tube acetic acid acetic acid solution Acetone acidic food simulants alcohol food simulants benzenedimethanamine Borate buffer solution boric acid buffer darkness at 5░C derivatization Determination of Migration Dilute to scale dissolve with water fluorescence detector Fluorescent amine solution follow Pipette 2.0 food contact materials food simulant standard food simulant test food simulants Pipette GB/T graduated pipette heptane high performance liquid high-performance liquid chromatography hydroxide solution 3.2.4 liquid chromatography injection Materials and Articles methanol mg/L Migration of 1,3-benzenedimethanamine mL of borate mL of tetrahydrofuran mL volumetric flask mol/L sodium hydroxide nearest to 0.01 oil-based food simulants oscillating 1min performance liquid chromatography Pipette 2.0 mL placing still 15min reagents rest shall follow separating funnels set volume simulant test solution sodium hydroxide solution Sodium tetraborate standard curve standard stock solution standard working solution tetrahydrofuran solution 3.2.2 volume of sodium volume to scale water-based acidic weigh 20 g