| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a composition for contrast imaging with high preservation stability which can suppress dissociation of J-ICG in water.SOLUTION: The invention provides a composition for contrast imaging having an aqueous solution containing J aggregate of an indocyanine green, and also having at least one kind of preservation stabilizers selected from the group consisting of an alkali metal ion, an alkaline earth metal ion, and an ammonium ion.</p> |
