Celgard® 3419S 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 220 μm Hydrophilic Non-woven PP

220 μm Hydrophilic Non-woven PP Separator

• 3419S provides gas barrier for thermal stability

Property Unit of Measure Typical Value Thickness µm 25 Gurley (JIS) Seconds 200 Porosity (Calculated) % 55 TD Shrinkage @ TD Shrinkage @ 105º C / 1 Hour % 0 MD Shrinkage @ 105º C / 1 Hour % 2

25 μm Microporous Monolayer Membrane (PP)

Primary & Secondary Lithium Battery Systems

Celgard® 3419S 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 220 μm Hydrophilic Non-woven PPALL 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 Hydrophilic Microporous PP Membrane Gas Barrier Primary Applications Large Format Vented NiCd Battery Systems; Including Aviation, Transportation and Telecommunication Backup Product Features 3419S provides gas barrier for thermal stability