| 摘要 |
The present invention discloses a device with a predefined capillary fill design comprising a substrate ( 1 ), a working electrode ( 2 ), a reference electrode ( 3 ), a functional electrode ( 4 ), a reaction chamber ( 5 ) and a plastic covering film ( 6 ), wherein the reaction chamber ( 5 ) is provided with one or more hydrophilic guiding channels extending from the entrance of the reaction chamber ( 5 ). Therefore, the device according to the invention may be easily manufactured and operated with a high accuracy, without the need to provide a delicate hydrophilic film with special coating.
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