概括
莫哈维沙漠饮用水中的数据相互矛盾,导致了一项准确性调查. 美国公共卫生协会的方法因arsine进化干扰而被证明是不可靠的,影响了水质评估.
科学领域:
- 环境科学 环境科学
- 分析化学 分析化学
- 评估水质水质的评估.
背景情况:
- 关于莫哈维沙漠饮用水样本中含量的相互矛盾的分析数据.
- 以前依赖美国公共卫生协会 (APHA) 银二甲基二甲基碳酸盐方法来确定.
研究的目的:
- 调查APHA银二甲基二甲基碳酸盐方法对分析的准确性.
- 确定莫哈维沙漠饮用水分析数据冲突的原因.
主要方法:
- 对APHA银二乙二甲酸盐方法的准确性调查.
- 在24个饮用水地点分析含量.
- 对arsine进化干扰的评估.
主要成果:
- 在arsine进化过程中的干扰被确定为不准确结果的原因.
- 该方法表现出色彩增强和arsine抑制效应.
- 发现APHA方法对于某些天然水类型是不可靠的.
结论:
- 在所有自然水中,APHA银二甲基二甲基酸盐方法对的确定不总是可靠的.
- 进化的干扰显著影响测量的准确性.
- 环境水分析需要进一步的方法验证.
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