Ib qho 11 hli vial crimper yog ib qho cuab yeej siv los sib foob lossis crimp aluminium ntsaws rau hauv 11 hli vials. Cov vials no feem ntau siv nyob rau hauv cov ntawv thov chromatography chromatography, yog cov qauv kev ua kom muaj kev sib tw ntawm lub hau kom muaj lub ntsej muag muaj kev nyab xeeb thiab airtight foob.