Celgard® 5550 Hand Sample Has the institution, researcher, or sponsor read the Celgard Information Sharing Agreement stated in the product description below and agreed to its terms?:YES Property Unit of Measure Typical

Property Unit of Measure Typical Value Thickness µm 25 Gurley (JIS) Seconds 620 Porosity (Calculated) % 41 TD Shrinkage @ TD Shrinkage @ 105º C / 1 Hour % 0 MD Shrinkage @ 105º C / 1 Hour % 2

220 μm Hydrophilic Non-woven PP Separator

Surfactant-Coated

• Low electrical impedance provides good rate capabilities

Celgard® 5550 Hand Sample Has the institution, researcher, or sponsor read the Celgard Information Sharing Agreement stated in the product description below and agreed to its terms?:YES Property Unit of Measure TypicalALL PURCHASERS MUST REVIEW AND AGREE TO CELGARD'S INFORMATION SHARING AGREEMENT. Size 10 inches by 116 inches 8. 5 inches (8 ft 0. 6 ft ; 0. 75 m 0. 05 m) Approximate size, actual size may vary Description 25 m Microporous Monolayer Polypropylene Membrane, Laminated to a Polypropylene Nonwoven Fabric, Surfactant Coated Primary Applications Zinc Air Batteries Product Features Thick, multi layer construction provides increased strength Low electrical