| abstract |
Provided is an absorbent including silica of which a raw material is a material originating from a plant which includes silicon, and a silane coupling agent which modifies a surface of the silica. A value of a specific surface area of the silica in accordance with a nitrogen BET method is 10 m 2 /g or more, and a pore volume of the silica in accordance with a BJH method is 0.1 cm 3 /g or more. |