| 摘要 |
A resin-filled carrier for an electrophotographic developer which carrier is obtained by filling a resin in the voids of a porous ferrite core material, wherein the Cl concentration of the porous ferrite core material, measured by an elution method, is 10 to 280 ppm and the resin contains an amine compound, and an electrophotographic developer using the resin-filled carrier.
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