| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method of evaluating the ink-jet recording ink capable of reducing the time necessary for the evaluation process, improving the reliability of the result of evaluation, and reducing the quantity of consumption of a sample, the object for evaluation, in evaluating the performance such as the stability in the storage of ink-jet recording ink. <P>SOLUTION: The concentration of the free ion of a specific element in the ink-jet recording ink is measured by the capillary electrophoresis, and the performance of the ink-jet recording ink is evaluated based on the measured value of the concentration of the free ion of the specific element. <P>COPYRIGHT: (C)2003,JPO |
