Jisho

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素131
Wikipedia definition
1. Iodine-131Iodine-131 (I), also called radioiodine (though many other radioactive isotopes of this element are known), is an important radioisotope of iodine. It has a radioactive decay half-life of about eight days. It is associated with nuclear energy, medical diagnostic and treatment procedures, and natural gas production.
Read “Iodine-131” on English Wikipedia
Read “ヨウ素131” on Japanese Wikipedia
Read “Iodine-131” on DBpedia

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