Provided are surface-modified inorganic compound particles having excellent dispersibility in a water soluble organic solvent, and also having excellent chemical stability in water.Provided are Surface-modified particles, in which a surface of inorganic compound particle is modified with a compound represented by the following formula (1) or a salt thereof.[In formula (1), R1 represents an alkyl group having 1 to 4 carbon atoms or an alkenyl group having 2 to 4 carbon atoms.]
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