§172.775 食品添加剂异丁烯酸-二乙烯苯共聚物(Methacrylic acid-divinylbenzene copolymer)

　　§ 172.775   Methacrylic acid-divinylbenzene copolymer.

　　Methacrylic acid-divinylbenzene copolymer may be safely used in food in accordance with the following prescribed conditions:

　　（a） The additive is produced by the polymerization of methacrylic acid and divinylbenzene. The divinylbenzene functions as a cross-linking agent and constitutes a minimum of 4 percent of the polymer.

　　（b） Aqueous extractives from the additive do not exceed 2 percent （dry basis） after 24 hours at 25 °C.

　　（c） The additive is used as a carrier of vitamin B₁₂ in foods for special dietary use.

　　更多关于美国 FDA 已批准的直接用于人类食品的添加剂种类法规，请点击美国FDA 21 CFR 第172部分已批准的直接用于人类食品的添加剂种类汇总