| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an automatic measurement apparatus for aluminum for measuring high-concentration aluminum containing a solid component and a soluble component in order to manage the aluminum concentration in a water purification process. <P>SOLUTION: An automatic measurement apparatus for aluminum includes: a sample water pump 51 for sampling sample water; an ECR solution pump 57 for adding an Eriochrome Cyanine Red (ECR) solution; an ECR solution tank 56 for collecting the ECR solution; a first stirring tub 52 to which the sample water and the ECR solution are supplied; a buffer liquid pump 59 for adding a buffer liquid; a buffer liquid tank 58 for collecting the buffer liquid; a second stirring tub 53 to which a liquid stirred and mixed in the first stirring tub 52 and the buffer liquid are supplied; and an absorbance measuring device 54 to which a liquid stirred and mixed in the second stirring tub 53 is supplied. <P>COPYRIGHT: (C)2012,JPO&INPIT |
