| Technical Specification | CXM-200S (CMI-7000S) Single Sheet |
|---|---|
| Functionality | Strong Acid Cation Exchange Membrane |
| Polymer Structure | Gel polystyrene cross linked with divinylbenzene |
| Functional Group | Sulphonic Acid |
| Ionic Form as Shipped | Sodium |
| Color | Beige/Brown |
|
Standard Size US |
48in x 120in 1.22m x 3.05m |
|
Standard Thickness (mils) |
18±1 0.45±0.025 |
| Electrical Resistance (Ohm.cm2) 0.5 mol/L NaCl |
<30 |
| Maximum Current Density (Ampere/m2) | <500 |
| Permselectivity (%) 0.1 mol KCl/kg / 0.5 mol KCl/kg |
94 |
| Total Exchange Capacity (meq/g) | 1.6±0.1 |
| Water Permeability (ml/hr/ft2) @5psi |
<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. |
All information described in this bulletin is based upon tests and data believed to be reliable. It is the user’s responsibility to determine performance and suitability of the products. No guarantee, expressed or implied, is made by Membranes International Inc., nor does Membranes International Inc. assume any liability for patent infringement arising from the use of these products.