§178.3450 硬脂酸和棕榈酸酯(Esters of stearic and palmitic acids)

　　��178.3450 Esters of stearic and palmitic acids.


　　 The ester stearyl palmitate or palmityl stearate or mixtures thereof may be safely used as adjuvants in food-packaging materials when used in accordance with the following prescribed conditions:

　　（a� They are used or intended for use as plasticizers or lubricants in polystyrene intended for use in contact with food.

　　（b� They are added to the formulated polymer prior to extrusion.

　　（c� The quantity used shall not exceed that required to accomplish the intended technical effect.