| 摘要 |
<P>PROBLEM TO BE SOLVED: To measure ion activity with high accuracy and excellent reproducibility by preventing bubbles generated in a solution, in ion activity measurement. <P>SOLUTION: This measuring solution for an ion activity measuring device, which is a measuring solution mainly composed of a buffer solution for the ion activity measuring device using an ion selectivity electrode, includes a nonionic surfactant at the rate of 0.02-0.2 v/v%, and is characterized by suppressing bubbles generated when the measuring solution is brought into contact with a pipe for transferring the solution or the inner wall of a container for holding the solution. <P>COPYRIGHT: (C)2007,JPO&INPIT |
