首页 > Term: contaminant
contaminant
1. Minor impurity present in a substance.
2. Extraneous material inadvertently added to a sample prior to or during chemical or biological analysis
3. In some contexts, as in relation to gas cleaning equipment, used as a synonym for “pollutant”, especially on a small scale.
4. Unintended component in food that may pose a hazard to the consumer.
- 词性: noun
- 行业/领域: 生物学; 化学
- 类别 毒物学
- Company: National Library of Medicine
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创建者
- Walter Lane
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