Using 3,3? ? - diaminobenzidine ( DAB ) as selenium organic reagent, the author studied the determination of selenium by spectrophotometry.

以3,3′-二氨基联苯胺为显色剂, 研究了分光光度法测定有机物中的微量元素硒.

互联网

Using 3, 3 - diaminobenzidine ( DAB ) as selenium organic reagent, the author studied the determination of selenium by spectrophotometry.

以3, 3-二氨基联苯胺为显色剂, 研究了分光光度法测定有机物中的微量元素硒.

互联网

Investigating extraction method with organic reagent, we use adsorb resin column to extract soybean saponin.

考察了大豆皂甙的有机溶剂提取方法, 建立了吸附层析提取大豆皂甙的方法.

互联网