A new spectrophotometric method for determining magnesium content in foodstuffs with EBT-1, 2-propanediol as colorreagent was developed.
建立了EBT - 1,2 -丙二醇水溶液光度法准确测定食品中镁含量的新方法。
2
The procedure using aluminon as the colorreagent was applied to the determination of the fraction of aluminum in soil solution and the results agreed well with Driscoll's PCV method.
阳离子树脂交换分离铝试剂光度法更适合于测定含铁量比较高的土壤溶液中的铝形态。
3
When measuring, when the measured water sample into a specific reagent, water would quickly color.