>Vacuum filters are very useful in largevolume samples separation and purification. >Light weight and heavy wall construction >Large knurls on the reservoir bottle cap for easy screw >Designed wide and easy access bottle mouth for efficiently and stably pour out >Engraved graduation ensure veracity >Ergonomically designed sidewalls and collar can simplify tightening/loosening and adjustments >Designed hose connector can fit multiplicate hose diameters >Non-pyrogenic Ordering Information >Packaged in easy peel-to-open plastic bag, and receiver bottle cap is individually wrapped. >Each individual unit is lot-numbered for easy identification and tracking. >Gamma irradiation sterilized