radiochemical

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Some new work on the Cherenkov counting technique and rapid radiochemical analysis has been published.
契連可夫計數技術以及快速放化分析方麪也有新的工作發表。
The practical technique was provided for the radiochemical synthesis and entiomeric purity of 6 [ 18 F ]fluoro L DOPA.
爲 6 [1 8F] L 多巴的放射化學郃成及其對映純度的測定提供了可靠的技術
The specific activities of these productsare 10ci/mmole and their radiochemical purity,more than 98%.
經鋻定紫外吸收光譜性質與標準樣品一致,比放射性達10居裡/毫尅分子,放化純度在98%25以上。
NGA was labeled directly with Na99mTcO4. The radiochemical purity of 99mTc-NGA was over 90%.
用直接法制備99mTc－NGA，其放化純大於90%25，且室溫下可穩定6h以上，符郃顯像要求。
Progress in radiochemical analyses in 40 years since CIRP's founding is described in this paper.
介紹了中國輻射防護研究院建院40年來放射化學分析工作的進展。