名词
中文翻译：两性杂质
同义词：
['bipolar impurity', 'heterogeneous impurity']
例句：
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1. The sample contains a high concentration of amphoteric impurities that can affect the results.
样品中含有高浓度的两性杂质，可能会影响结果。
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2. The process of purification involves removing amphoteric impurities from the solution.
净化过程涉及从溶液中去除两性杂质。
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3. The research focused on identifying and eliminating amphoteric impurities in the water source.
研究专注于识别并消除水源中的两性杂质。