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作为食品添加剂使用的酸的真实性质 (E341 (iii))
Youssef El Moussaoui1,2, Hélène Terrisse1, Sophie Quillard1
1Nantes Université, CNRS, Institut des Matériaux de Nantes Jean Rouxel, IMN, F-44000 Nantes, France.
Nanomaterials (Basel, Switzerland)
|June 27, 2023
概括
食品添加剂三酸 (TCP),E341 (iii) 是一种纳米材料. 这项研究发现,TCP在婴儿配方奶粉等粉状食品中使用,显示纳米尺寸,引发了关于其在胃肠道中的持久性问题的问题.
科学领域:
- 食品科学 食品科学 食品科学
- 材料科学 材料科学 材料科学
- 毒理学 毒理学 毒理学
背景情况:
- 三酸 (TCP),E341 (iii),是一种常见的食品添加剂,用于粉末制剂,如婴儿配方奶粉.
- 在美国,在婴儿配方奶粉中检测到酸纳米物体.
- 在欧洲,TCP作为纳米材料的分类需要进一步的研究.
研究的目的:
- 要确定在欧洲使用的TCP食品添加剂是否符合纳米材料的定义.
- 为了描述商业TCP食品添加剂样品的物理化学特性.
- 评估TCP纳米材料在适用于胃肠道的水性环境中的行为.
主要方法:
- 三种不同的商业TCP食品添加剂样品的表征.
- 根据欧洲食品安全局指导方针对物理化学性质的分析.
- 在不同的pH值下研究粒子的行为 (沉积,溶解).
主要成果:
- 一个商业的TCP食品添加剂被确定为酸 (HA).
- HA粒子呈现出不同的形状 (针状,棒状,伪球状) 和纳米尺寸.
- HA颗粒在pH 6以上迅速沉,并在酸性条件下溶解 (pH < 5),在pH 2时完全溶解.
结论:
- 食品添加剂TCP E341 (iii) 根据其纳米尺寸而被认定为纳米材料.
- 由于潜在的持久性,HA纳米颗粒在胃肠道中的行为需要进一步研究.
- 这一发现对食品中纳米材料的食品安全法规产生了影响.
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