Determined by spectrophotometry cuspidatum roots, stems, leaves the extract absorbance at 440.0nm wavelength2013-05-23 12:21:38 回答:匿名 spectrophotometry using the measurement itadori roots, stems, leaves the extract at 440.0 nm wavelength of absorbency 2013-05-23 12:23:18 回答:匿名With the spec...
arestaunant restaunant[translate] a用分光光度法测定虎杖根、茎、叶各提取液在440.0nm波长下的吸光度 With the spectrophotometric method determination giant knotweed root, the stem, the leaf extract respectively under the 440.0nm wave length extinction[translate]...