Ink, and ink-jet recording method and instruments using the same

摘要

Disclosed herein is a yellow ink comprising at least two yellow dyes and a liquid medium dissolving or dispersing the dyes therein, wherein the ink comprises a dye represented by the following general formula (1) in the state of a free acid, and a yellow dye having a SO3H group as a main solubilizing group in the state of a free acid and having its position in the L*a*b* chromaticity diagram at b*=xa* (3 (1)