GB 5009.156-2016 Translated English of Chinese Standard. GB5009.156-2016: National food safety standard -- General principle of migration test pre-treatment method of food contact materials and their products
https://www.chinesestandard.net, 29 abr 2017 - 27 páginas
This standard specifies the general principles of test, reagents and materials, equipment and instruments, sampling method and sample preparation methods, sample contact area, ratio between sample contact area and food simulant volume, sample cleaning and special treatment, test method, determination requirements of migration quantity, and result presentation requirements of the migration test pre-treatment method of food contact materials and their products.
Ratio between sample contact area and food simulant volume SV
Appendix B Holder and migration test basin
Examples of determination methods for the area of special shape
absolute ethanol 4.1.2 acid solution actual S/V ADD water Artificial tap water bowl immersed Calcium chloride calculate and present calculated area takes calculation equation centimeters cm completely immersed conduct the migration corn oil Determination requirements drink straw ethanol solution volume Feeding bottle cap Figure B.2 flask flat product food contact materials food simulant added food simulant volume g of sodium Glacial acetic acid hollow product hydrochloric acid INJECT the food liquid level materials and products method of food mg/L migration test basin migration test pre-treatment Migration test temperature milligrams MIX it uniformly mL of absolute mL of water mol/L sodium hydroxide polytetrafluoroethylene Potassium carbonate result presentation requirements sample contact area sample surface shown in equation shown in Figure Soaking test sodium bicarbonate Sodium chloride Sodium nitrite solution volume fraction specific migration quantity square centimeters cm2 test basin method test method test pre-treatment method thermostatic equipment Total migration quantity volume reach