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畜牧人

標題: 尋求幫助，如何測定透光率？ [打印本頁]
作者: hewendong    時間: 2007-9-5 18:58
標題: 尋求幫助，如何測定透光率？
如何測定 透光率？可以用722/721型分光光度計嗎？誰能回答？謝謝！

[ 本帖最后由 韓冰 于 2007-9-8 18:36 編輯 ]
作者: wjl2000    時間: 2007-9-5 20:51
看說明書應該可以直接測，如果不能用下式推導
T(透光率)
A(吸光度)= -lgT



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