Celgard® 3500 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?:NO • Combination of 3419S and

• Combination of 3419S and 3420 is designed to meet the MIL-PRF-81757D performance specification for aircraft batteries

6 TD Tensile Strength (typical/min) Kg/cm² 160 MD Tensile Strength (typical/min) Kg/cm² 2000 Puncture Strength Grams Force 360

5 inches (8 ft² ± 0

7 TD Tensile Strength (typical/min) Kg/cm² 160 MD Tensile Strength (typical/min) Kg/cm² 2250 Puncture Strength Grams Force 330

• Low electrical impedance provides high-rate capabilities

Celgard® 3500 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?:NO • Combination of 3419S andALL 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 Membrane (PP), Surfactant Coated Primary Applications Aqueous Electrolyte Battery Systems Product Features Surfactant coated for rapid wetting Low electrical impedance provides good rate capabilities Low foaming