节点文献
我国市售茶叶中90Sr、137Cs和144Ce的含量
CONTENTS OF ￣(90)Sr,￣(137)Cs AND ￣(144)Ce IN TEA
【摘要】 本文报道了１８种国产茶叶中９０Ｓｒ、１３７Ｃｓ和１４４Ｃｅ含量的测定结果。样品灰化后用放射化学联合分析方法测定。结果表明，１９８５年市售茶叶中９０Ｓｒ、１３７Ｃｓ和１４４Ｃｅ的平均含量分别为１７、２．２和０．８Ｂｇ／ｋｇ。
【Abstract】 The determination results of,90Sr, 137Cs and 144Ce contents in 18 kinds of tea goods are reported. The tea samples were pretreated by ashing and analyzed by combined radiochemical procedure.The results showed the average contents of 90Sr,137Cs and 144Ce in tea goods available in 1985 are 17, 2. 2 and 0. 8 Bq/kg respectively.
- 【文献出处】 辐射防护 ,PADIATION PROTECTION , 编辑部邮箱 ,1996年01期
- 【分类号】S571.1
- 【被引频次】2
- 【下载频次】40