... & exporter of lab glassware based in china, such as- beaker series, boiling flask series,glass tubes,bottles ... quality products. We will supply all kinds of lab glassware at your quality standard with competive prices ... neck,long neck,conical flask, filtering flask,flask eggplant shape ,eggplant shape ,long neck,flask pear shape ,flask pear shape with two necks or with three necks,Elstilling flask ...