【摘要】 本文利用催化光度法与原子吸收光谱法相对照,对国内不同产地的十四种茶叶中锰的含量进行了测定;对其锰含量特征进行了分析讨论。更多还原

【Abstract】 Manganese contents in fourteen sorts of tea had been determined with cat- alytic spectrophotometry and atomic absorption spectrometry.The manganese con- tents are from 240 to 1080 ppm which depend first on the region where the tea was planted and second on its soit.更多还原