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建立高效液相色谱法分析水中的苦味酸。检出限为0.3μg/L,精密度和准确度佳,并考察不同类型水样在低、中、高三个添加水平下的回收率情况。
Establish HPLC to analyze picric acid in water. The detection limit was 0.3 μg / L with good precision and accuracy. The recoveries of different types of water samples at low, medium and high levels were also investigated.