drinking flasks
kimble chase 92812g 20 volumetric flask 20ml glass pk 6
volumetric flask capacity 20ml tolerance 0.08 ml stopper size 13 color clear includes glass stopper package quantity 6 br b features b ul li capacity 20ml li li color clear li li includes glass stopper li li item volumetric flask li li tolerance 0.08 ml li li stopper size 13 li ul