A toner for electrostatic latent image development having coloring particles containing at least a binding resin, a coloring agent and a release agent, and an external additive, wherein a variation in a number average particle diameter of the coloring particles is 25 or less, an average circularity of the coloring particles is 0.975 or more, and a variation in a circularity of the coloring particles is 2.5 or less.

 
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< Apparatus for pressing and other mechanical treatment of materials such as catalysts

< Composite porous media

> Magnetic recording medium

> Systems and methods for forming zirconium and/or hafnium-containing layers

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