Method for determination of epichlorohydrin migration in food contact materials
A food contact material, epichlorohydrin technology, applied in the field of determination of epichlorohydrin migration, can solve the problems of inability to meet the detection requirements, low limit of epichlorohydrin, volatile compounds, etc., and achieve strong practicability of the method , Quantitatively accurate, reliable, and reproducible results
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[0016] The food simulants involved in this embodiment include: 3% (W / V) acetic acid solution, 10% (V / V) ethanol solution, 20% (V / V) ethanol solution, n-pentane, n-heptane.
[0017] The method for determining the migration of epichlorohydrin in food contact materials includes the following steps:
[0018] Step 1: Prepare standard working solution, food simulant test solution and blank test solution: the standard working solution is water-based standard working solution with six concentrations prepared by epichlorohydrin and oily (n-pentane) with five concentrations or n-heptane) standard working solution; the food simulant test solution is composed of food contact materials and food simulants according to the test conditions of GB / T23296.1-2009 or the Japanese Ministry of Health and Welfare Notice No. 370 or Korean KFDA regulations 2-6 "each material Preparation method of migration test solution "Preparation of test solutions, including water-based food simulant test solution a...
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