| 摘要 |
PROBLEM TO BE SOLVED: To obtain a highly reliable and easy-to-operate device for purifying the connection components or the lines of a storage container. SOLUTION: The storage container of a liquid substance being supplied to a consumption device is provided with a device for purifying a plurality of connection components (7, 8, 13, 18) upon switching the storage container (1). A solvent container (23) for cleaning these connection components (7, 8, 13, 18) and a container (28) for used solvent being evacuated as a vacuum source for sucking the solvent into these connection components (7, 8, 13, 18) constitute a housing (30) along with the storage container (1).
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