As to the porous ceramic body, the total volume of the pores having a pore radius of from 1.8 nm to 100 μm is about 0.25 cm3/g or more, the mode of pore radius of the pores is from about 1 μm to about 6 μm and {HEAD ~ the packing density} is from {TAIL ~ about 0.7 g/cm3} to about 1 g/cm3 
As to the porous ceramic body , the total volume of the pores having a pore radius of from 1.8 nm to 100 μm is about 0.25 cm3 / g or more , the mode of pore radius of the pores is from about 1 μm to about 6 μm and { HEAD ~ the packing density } is from { TAIL ~ about 0.7 g / cm3 } to about 1 g / cm3
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