V2EX cuvette

Cuvette

释义 Definition

cuvette(比色皿/样品池):实验室中用于盛放液体样品的透明小容器,常放入分光光度计等仪器中测量吸光度、荧光等光学信号;常见材质有玻璃、塑料或石英。(在某些领域也可指“小槽/小盆状容器”,但最常见用法为实验测量用样品池。)

发音 Pronunciation (IPA)

/kjuvt/

例句 Examples

The technician rinsed the cuvette with distilled water before testing.
技术员在检测前用蒸馏水冲洗了比色皿。

After calibrating the spectrophotometer, she placed the sample in a quartz cuvette to measure absorbance at 280 nm.
校准分光光度计后,她把样品装入石英比色皿,在 280 nm 处测量吸光度。

词源 Etymology

cuvette 来自法语 cuvette,意为“小盆/小槽”,源自 cuve(桶、槽、缸)加上表示“小”的后缀 -ette。后来该词被借入英语,尤其在化学与生物实验中固定指“用于光学测量的样品容器”。

相关词 Related Words

文学与著作 Literary Works

  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》)
  • Molecular Biology of the Cell(《细胞的分子生物学》)
  • Principles of Instrumental Analysis(Skoog 等《仪器分析原理》)
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