An inkjet ink comprising a dye, water, a water-soluble organic solvent and a betaine compound, wherein the total weight of inorganic ions in the ink is 2 wt % or less based on the ink.


< Semiconductor and device nanotechnology and methods for their manufacture

< Substantially cell membrane impermeable compound and use thereof

> Ink set, ink cartridge, ink jet printer and recording method

> Organic light emitting devices having carrier transporting layers comprising metal complexes

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