An accordion container used in a wide application field. The accordion container (1) for chemical has a part (12) for extracting a chemical at one end of the main body of the according container (1). At the other end of the main body (11), a one-way valve (13) and a hook (14) of a bending type are provided. A chemical can be injected into and extracted from the main body (11) through the one-way valve.
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