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用臭阈值法检验水中臭味时,把2ml水样加入498ml蒸馏水中恰好达到最低可变稀释倍数,该水样臭阈值为___。
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用臭阈值法检验水中臭味时,把2ml水样加入498ml蒸馏水中恰好达到最低可变稀释倍数,该水样臭阈值为___。
时间:2021-09-08 15:39
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青书学堂
佳木斯大学
分析化学(专升本)
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250,
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用臭阈值法检验水中臭味时,把2ml水样加入498ml蒸馏水中恰好达到最低可变稀释倍数,该水样臭阈值为___。
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臭阈值法检验水中臭时,需要确定臭的阈限,即水样经稀释后,直至闻不出臭气味的浓度
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