| 摘要 |
A plug body for chemical container capable of preventing the contact thereof with chemical and preventing ruptured film from falling into the chemical, comprising a valve ( 1 ) having an insert hole ( 3 ) formed at the center thereof, a cover ( 2 ) for holding the valve ( 1 ) by covering at least the upper peripheral edge of the valve ( 1 ), and a locking means for locking an insert body to the cover ( 2 ) by using the edge part of the cover ( 2 ) having a fitting hole formed therein when the insert body is inserted into the insert hole ( 3 ), wherein the rear surface peripheral part of the valve ( 1 ) is held by a pedestal part ( 5 ), and a film ( 4 ) covering the rear surface of the valve is disposed on the upper surface of the pedestal part ( 5 ).
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