500 mL Polystyrene Storage Bottles, Neck Size 45 mm, Sterile, 1/pk, 24/cs 343021

1. High flow rates and high throughput 
2. Precise graduation on the bottle wall 
3. Various specifications：Membrane materials include: PES, PVDF、CA、MCE ; Volume: 250ml、500ml and 1000ml 
4. Low protein binding 
5. Gamma-ray sterilization 
6. Filter diameter: 250ml volume for the 50mm membrane diameter 500ml volume for the 90mm membrane diameter. 
7. The design of hose connector is adaptable to various hose diameters. 
8. Light weight and firm outer wall structure, easy to grasp