Feature: 1. Integral design, can be used for manual or automatic perfusion system 2. Corkscrew cover with thick stripe, easy to screw in and out 3. The capacity scale of screen printing makes the operation more accurate 4. No DNase, RNase or pyrogen Cell culture transfer bottle is a kind of good quality consumable material which can meet the requirements of mass production of cells and tissues in both experiment and industrial production. Cell culture bottle is strong and durable, it is airtight can provide the environment to culture cell and others.