contaminant

常見例句

A contaminant, identified as oversulfated chondroitin sulfate, slipped through the usual testing and was recognized only after more sophisticated tests were used.
一種污染物，含過量硫酸鹽的硫酸軟骨素通過了常規(guī)的檢驗，僅在使用更加復(fù)雜的檢驗方法后才被發(fā)現(xiàn)。
Each of the membrane technologies is essentially a filtration process in which contaminant ions are filtered from solution using a membrane with very small water passages.
這些膜技術(shù)本質(zhì)上都是一個過濾程序，就是用一個有非常細(xì)小水通道的膜片把污染物離子從溶液里過濾掉。
According to data reported so far, radioactive iodine is the main contaminant and concentrations in some food samples have been detected at levels above the Japanese regulatory limits.
根據(jù)迄今報告的數(shù)據(jù)，放射性碘是主要污染物，而且一些食物樣本中檢測到的放射性物質(zhì)已經(jīng)超過日本規(guī)定的水平。

For example, contaminant removal may include the separation of unwanted materials like electronics, PVC and minerals.
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The difference is that plastics with their accumulated contaminant load are directly ingestible by organisms.
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Environmentalists argue that fracking is a serious groundwater contaminant, a claim supported last week by leading Democrats.
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