| http://www.w3.org/ns/prov#value | - Examples of the gasket that can be used for the present invention include an olefin polymer, a fluorine-containing polymer, a cellulose polymer, a polyimide, and a polyamide, and in view of the organic-solvent resistance and the low water permeability, an olefin polymer is preferable, and particularly a polymer mainly made up of propylene is preferable.
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