ra-226
226Ra, 痕量, 1601 年, α, 4.871, 222Rn. 228Ra, 痕量, 5.75 年, β, 0.046, 228Ac. 镭（舊譯作鈤、銧）是一种化学元素，化学符号為Ra，原子序数是88，是一种带有放射性的银白色 ... ,All isotopes of radium are highly radioactive, with the most stable isotope being radium-226, which has a half-life of 1600 years and decays into radon gas ( ...
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 ra-226 相關參考資料
Radium 226 - an overview | ScienceDirect Topics
Radium-226 is one of the longer-lived daughters and therefore can persist and equilibrate: as it is chemically related to barium and strontium it is usually found in ... https://www.sciencedirect.com 镭- 维基百科，自由的百科全书
226Ra, 痕量, 1601 年, α, 4.871, 222Rn. 228Ra, 痕量, 5.75 年, β, 0.046, 228Ac. 镭（舊譯作鈤、銧）是一种化学元素，化学符号為Ra，原子序数是88，是一种带有放射性的银白色 ... https://zh.wikipedia.org Radium - Wikipedia
All isotopes of radium are highly radioactive, with the most stable isotope being radium-226, which has a half-life of 1600 years and decays into radon gas ( ... https://en.wikipedia.org 放射核素安全數據表放射核素安全數據表Ra-226
Ra-226. 放射核素. 鐳-226. 半衰期. 原子序. 88. 原子量. 226. 1600 年. 年攝入限值. 年攝入限值(Bq). 食入. 所有化合物: 7.4E+04. 吸入. 所有化合物: 2.2E+04. 射線特性. https://www.info.gov.hk NHRI NEHRC-Radium
鐳. Radium. 鐳是當鈾和釷在環境中分解後所形成的產物。 鐳在自然界存在的兩種主要同位素是鐳226及鐳228。 鐳已經被用來當作治療癌症、放射性金屬的放射源。 http://nehrc.nhri.org.tw Radium-226 | chemical isotope | Britannica
…of its similarity to calcium, radium-226 is stored mainly in the bone, and it produces abnormal changes in the bone marrow, including anemia and leukemia, ... https://www.britannica.com Radium-226 | Ra - PubChem - NIH
The only radium isotope with commercial uses is radium-226(1). Radium is a major contaminant in mine and milling wastes, such as uranium mill tailings, and is ... https://pubchem.ncbi.nlm.nih.g 長庚醫訊 長庚紀念醫院
鐳（Ra-226）為鹼土族金屬，原子序數88，具放射性，為鐳家族中最穩定的同位素，半衰期1600年。鐳的發現，開啟了自然界元素具有所謂「放射活性（radioactivity）」的 ... https://www.cgmh.org.tw |