婴儿暴露于牙中的有毒微量元素
1College of Arts & Sciences, American University of Kuwait, P.O. Box 3323, 13034, Safat, Kuwait. kjallad@auk.edu.kw.
Biological trace element research
|January 28, 2025
概括
在婴儿牙具中分析了,,和等重金属. 尽管度各不相同,但所有度都低于安全限值,这表明婴儿没有健康风险.
科学领域:
- 环境健康 环境健康
- 儿科毒理学 儿科毒理学
- 消费者产品安全 产品安全
背景情况:
- 由于发育因素和诸如口中物体之类的行为,婴儿非常容易暴露于有毒的微量元素.
- 婴儿产品中重金属的化学暴露,例如牙具,对健康造成了重大关注.
- 强有力的质量控制对于减轻婴儿产品中潜在有害金属的风险至关重要.
研究的目的:
- 在婴儿牙具中量化 (As), (Cd), (Pb) 和 (Hg) 的含量.
- 评估婴儿通过使用牙接触这些重金属所带来的潜在健康风险.
- 通过评估符合既定监管标准,确保婴儿产品的安全.
主要方法:
- 诱导合等离子体质谱法 (ICPMS) 用于分析重金属度.
- 十八个婴儿牙被严格测试,以检测As,Cd,Pb和Hg的存在.
- 进行了健康风险评估,计算了慢性每日摄入量 (CDI),终身平均每日剂量 (LADD),危险系数 (HQ),危险指数 (HI),暴露边际 (MOE) 和增量终身癌症风险 (ILCR).
主要成果:
- 在分析的牙具中检测到As,Cd,Pb和Hg的度在不同水平上.
- 所有测量的重金属度均低于监管机构规定的安全限值,包括ASTM F-963和EN 71.
- 综合性风险评估表明,与使用这些牙具相关的整体健康风险不存在.
结论:
- 目前的婴儿牙符合严格的安全标准,涉及重金属含量.
- 该研究强调了现有法规的有效性以及对婴儿产品持续监测的必要性.
- 父母可以确信这些产品的重金属暴露的安全性.
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