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Сµ¤Ä¾Ä¾: ½ð±Ò+3, ¹ÄÀøÓ¦Öú 2012-09-03 13:42:32
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"Despite its name, IU is not part of the International System of Units used in physics and chemistry. The IU should not be confused with the enzyme unit, also known as the International unit of enzyme activity and abbreviated as U."
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