在建筑物内部表面使用液体消毒剂中和化素毒素
William R Richter1, Bailey L Weston1, Michelle M Sunderman1
1Battelle Memorial Institute, Columbus, OH, United States of America.
乙酸和二酸有效地去污染了被毒性蛋白质瑞 (一种蛋白质合成抑制剂) 污染的表面. 效率随着这些树脂毒素净化剂的更多应用和更长的接触时间而增加.
科学领域:
- 毒理学 毒理学 毒理学
- 生物化学 生物化学
- 环境科学 环境科学
背景情况:
- 子是一种由子豆植物 (Ricinus communis) 生产的强毒素,以抑制细胞蛋白质合成而闻名.
- 最近发生的酸盐污染事件,特别是通过邮件传递的污染事件,凸显了需要有效的净化策略的需要.
- 建筑物和邮件分类设施是素暴露的潜在地点,需要快速有效的清理方法.
研究的目的:
- 评估各种商用现成清洁剂和除污剂对树脂毒素的除污效果.
- 评估不同化学剂对常见建筑材料的有效性.
- 为了确定应用频率和接触时间对脂清除污染的影响.
主要方法:
- 在四种常见的建筑材料上注射了原始的素毒素:松木,干墙接头带,桌面板和工业地毯.
- 使用手持喷雾器应用商业污染剂 (低化,四级,碳酸,酸,过氧化).
- 使用体外细胞毒性试验量化消毒效果,以测量残留的生物活性辛毒素.
主要成果:
- 除污染效果因使用的除污剂和基板材料而异.
- 增加喷雾应用和延长接触时间通常会增加生物活性辛毒素的减少.
- 0.45%的酸和20,000 ppm的甲显示出最高的整体净化疗效.
- 具体来说,0.45%的酸在30分钟的接触时间内实现了97.8%至99.8%的辛减少.
结论:
- 乙酸和二酸是对各种建筑材料上素毒素的高效净化剂.
- 优化应用方法和接触时间可以显著改善酸盐污染的去除.
- 这些发现为开发管理素污染事件的协议提供了有价值的数据.
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