Lub 50 hli koob lim tsev yog ua los ntawm polypropylene (PP), polytetrafluoroethylene (PTFE) membrane, tsis muaj surfactant, ib tug ob-directional membrane kev them nyiaj yug thiab Luer xauv (inch 15/25 mm) los yog ntaiv Barb (50 mm txoj kab uas hla) inlet / qhov hluav taws xob xyuas kom muaj kev ruaj ntseg ntawm lub syringe.
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