Membranes International CMI 7000 cation exchange membrane (proton exchange membrane, PEM) technical specifications:
Functionality |
Strong Acid Cation Exchange Membrane |
---|---|
Polymer Structure |
Gel polystyrene cross linked with divinylbenzene |
Functional Group |
Sulphonic Acid |
Ionic Form as Shipped |
Sodium |
Color |
Brown |
Thickness (mm) |
0.45±0.025 |
Electrical Resistance (Ohm.cm2) |
<30 |
Maximum Current Density (Ampere/m2) |
<500 |
Permselectivity (%) |
94 |
Total Exchange Capacity (meq/g) |
1.6±0.1 |
Water Permeability |
<3 |
Mullen Burst Test strength (psi) |
>80 |
Thermal Stability (oC) |
90 |
Chemical Stability Range (pH) |
1-10 |
Preconditioning Procedure |
Immerse the membrane in either the application solution or a 5% NaCl solution for 12 hours to allow for membrane hydration and expansion. |
Storage |
Store at room temperature and low humidity in sealed air tight container. Storage period not to exceed one year. |
These membranes come in standard size sheets of min. 20 x 20 cm. Customized sizes are available on request.
CMI-7000 Cation Exchange Membrane
- Brands Membranes International
- Product Code: FE010750
- Availability: In Stock
-
59.50€
- Ex Tax: 50.00€
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Tags: CMI-7000, cation exchange membrane, proton exchange membrane, PEM, polystyrene, sulphonic acid, fuel cell, electrolysis cell, Membranes International