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whatman n.瓦特曼(繪圖)紙。

whatsis

The reaction was allowed to proceed for 7 min at 30c , then 25 l aliquots was removed and spotted on whatman p81 paper , counted t 取25pi點于whatlnanpei強陽離子交換濾紙上,將濾紙置于液問瓶內,用beckman液問計數儀測定cpm值。

Whatman filter paper 沃特曼濾紙