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"The specimen is collected by negative pressure aspirator, and the waste liquid can be sucked out automatically. This product can collect specimens from four patients. The four specimen boxes are marked and can be independently disassembled to effectively prevent specimen contamination." more

"The specimen is collected by negative pressure aspirator, and the waste liquid can be sucked out automatically. This product can collect specimen of a single patient. The specimen box is transparent, easy to observe the specimen condition, can effectively prevent specimen contamination." more